Machined Needle Roller Bearings

The NK14/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NK24/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NKI15/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage. Bearings with an Inner Ring are used when the...

The NKI22/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage. Bearings with an Inner Ring are used when the...

The NK22/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The TAF243220 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't affected...

The NK35/20-TV-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NK40/20-TV-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NK45/20-TV-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NKI38/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage. Bearings with an Inner Ring are used when the...

The TAF253320 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't affected...

The NKS28-XL is a Heavy Duty Open Type, Single Row Machined Needle Roller Bearing with a lubrication groove and oil hole in the Outer Ring. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the...

The NA4907-XL is a Standard Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage and has a lubrication groove and an oil hole...

The TAF283720 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't affected...

The TAFI405520 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage. Bearings with an Inner Ring are used when the...

The TR203320 is a Heavy Duty Open Type, Single Row Machined Needle Roller Bearing with an oil groove and oil hole in the Outer Ring. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has...

The TRI153320 is a Heavy Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage and has an oil groove and an oil hole. Bearings...

The NA4907 is a Standard Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage and has an oil groove and an oil hole. Bearings...

The NK30/20-TV-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NK47/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The RNA49/32 is a Standard Duty Open Type, Single Row Machined Needle Roller Bearing with an oil groove and oil hole in the Outer Ring. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing...

The TAF172520 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't affected...

The TAF425220 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't affected...

The TAF455520 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't affected...

The TAFI324720 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage. Bearings with an Inner Ring are used when the...

The GTR203020 is a Full Complement Open Type, Double Row Machined Needle Roller Bearing with an oil groove and oil hole in the Outer Ring. The Full Complement Guide Type Bearings have no Roller Cage and use mallet-shaped Rollers which are accurately...

The GTR253820 is a Full Complement Open Type, Double Row Machined Needle Roller Bearing with an oil groove and oil hole in the Outer Ring. The Full Complement Guide Type Bearings have no Roller Cage and use mallet-shaped Rollers which are accurately...

The GTR405520 is a Full Complement Open Type, Double Row Machined Needle Roller Bearing with an oil groove and oil hole in the Outer Ring. The Full Complement Guide Type Bearings have no Roller Cage and use mallet-shaped Rollers which are accurately...

The NA49/32 is a Standard Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage and has an oil groove and an oil hole. Bearings...

The NA49/32-XL is a Standard Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage and has a lubrication groove and an oil hole...

The NAF355520 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. Both the Inner and Outer Ring are easily separable from the Needle Roller Cage. The Needle Roller Cage means that these Bearings have excellent...

The NAF406220 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. Both the Inner and Outer Ring are easily separable from the Needle Roller Cage. The Needle Roller Cage means that these Bearings have excellent...

The NAF456220 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. Both the Inner and Outer Ring are easily separable from the Needle Roller Cage. The Needle Roller Cage means that these Bearings have excellent...

The NAF457220 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. Both the Inner and Outer Ring are easily separable from the Needle Roller Cage. The Needle Roller Cage means that these Bearings have excellent...

The NAF506820 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. Both the Inner and Outer Ring are easily separable from the Needle Roller Cage. The Needle Roller Cage means that these Bearings have excellent...

The NAF507820 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. Both the Inner and Outer Ring are easily separable from the Needle Roller Cage. The Needle Roller Cage means that these Bearings have excellent...

The NAFW102220 is a Light Duty Open Type, Double Row Machined Needle Roller Bearing with an Inner Ring. Both the Inner and Outer Ring are easily separable from the Needle Roller Cage and the Outer Ring has an oil groove and an oil hole. The Needle Roller...

The NAFW122420 is a Light Duty Open Type, Double Row Machined Needle Roller Bearing with an Inner Ring. Both the Inner and Outer Ring are easily separable from the Needle Roller Cage and the Outer Ring has an oil groove and an oil hole. The Needle Roller...

The NAO35X55X20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. Both the Inner and Outer Ring are easily separable from the Needle Roller Cage. The Needle Roller Cage means that these Bearings have excellent...

The NAO50x68x20-IS1-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. Both the Inner and Outer Ring are easily separable from the Needle Roller Cage and the Inner Ring includes a Lubrication hole. The Needle...

The NK15/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NK16/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NK17/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NK18/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NK19/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NK20/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NK21/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NK25/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NK26/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NK28/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NK29/20-TV-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NK32/20-TV-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NK37/20-D-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NK37/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NK38/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NK42/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NK43/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The NKI10/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage. Bearings with an Inner Ring are used when the...

The NKI12/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage. Bearings with an Inner Ring are used when the...

The NKI17/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage. Bearings with an Inner Ring are used when the...

The NKI20/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage. Bearings with an Inner Ring are used when the...

The NKI25/20-TV-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage. Bearings with an Inner Ring are used when the...

The NKI28/20-TV-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage. Bearings with an Inner Ring are used when the...

The NKI30/20-TV-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage. Bearings with an Inner Ring are used when the...

The NKI32/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage. Bearings with an Inner Ring are used when the...

The NKI35/20-TV-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage. Bearings with an Inner Ring are used when the...

The NKI35/20-TW-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage. Bearings with an Inner Ring are used when the...

The NKI40/20-TV-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage. Bearings with an Inner Ring are used when the...

The NKI42/20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage. Bearings with an Inner Ring are used when the...

The NKIS15-XL is a Heavy Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage and has a lubrication groove and oil hole. Bearings...

The NKIS17-XL is a Heavy Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage and has a lubrication groove and oil hole. Bearings...

The NKIS20-XL is a Heavy Duty Open Type, Single Row Machined Needle Roller Bearing with an Inner Ring. The Inner Ring is separable from the Cage and Outer Ring, while the Outer Ring is fixed to the Cage and has a lubrication groove and oil hole. Bearings...

The NKS20-XL is a Heavy Duty Open Type, Single Row Machined Needle Roller Bearing with a lubrication groove and oil hole in the Outer Ring. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the...

The NKS22-XL is a Heavy Duty Open Type, Single Row Machined Needle Roller Bearing with a lubrication groove and oil hole in the Outer Ring. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the...

The NKS24-XL is a Heavy Duty Open Type, Single Row Machined Needle Roller Bearing with a lubrication groove and oil hole in the Outer Ring. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the...

The NKS25-XL is a Heavy Duty Open Type, Single Row Machined Needle Roller Bearing with a lubrication groove and oil hole in the Outer Ring. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the...

The RNA49/32-XL is a Standard Duty Open Type, Single Row Machined Needle Roller Bearing with a lubrication groove and oil hole in the Outer Ring. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the...

The RNA49/32UU is a Standard Duty, Single Row Machined Needle Roller Bearing with an oil groove, an oil hole in the Outer Ring, and 2 Rubber Seals. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such,...

The RNA49/38 is a Standard Duty Open Type, Single Row Machined Needle Roller Bearing with an oil groove and oil hole in the Outer Ring. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing...

The RNA49/38UU is a Standard Duty, Single Row Machined Needle Roller Bearing with an oil groove, an oil hole in the Outer Ring, and 2 Rubber Seals. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such,...

The RNA4907 is a Standard Duty Open Type, Single Row Machined Needle Roller Bearing with an oil groove and oil hole in the Outer Ring. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing...

The RNA4907-2RSR-XL is a Standard Duty, Single Row Machined Needle Roller Bearing with a lubrication groove and oil hole in the Outer Ring, and 2 Rubber Seals. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft...

The RNA4907-RSR-XL is a Standard Duty, Single Row Machined Needle Roller Bearing with a lubrication groove and oil hole in the Outer Ring, and 1 Rubber Seal. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft...

The RNA4907-XL is a Standard Duty Open Type, Single Row Machined Needle Roller Bearing with a lubrication groove and oil hole in the Outer Ring. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the...

The RNA4907UU is a Standard Duty, Single Row Machined Needle Roller Bearing with an oil groove, an oil hole in the Outer Ring, and 2 Rubber Seals. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such,...

The RNAF405520 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The RNAF456220 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The RNAF506220 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The RNAF506520 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The RNAF556820 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The RNAF557220 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The RNAF607820 is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The RNAFW142220 is an Open Type, Double Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't affected by...

The RNAFW152320 is an Open Type, Double Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't affected by...

The RNAFW162420 is an Open Type, Double Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't affected by...

The RNAFW172520 is an Open Type, Double Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't affected by...

The RNAFW182620 is an Open Type, Double Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't affected by...

The RNAFW81620 is an Open Type, Double Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't affected by...

The RNAO40X55X20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...

The RNAO50X62X20-XL is a Light Duty Open Type, Single Row Machined Needle Roller Bearing. This Bearing has no Inner Ring, meaning the Needle Rollers are mounted directly onto the shaft. As such, the Bearing has better running accuracy as it isn't...