Authorized NSK supply · Genuine NSK bearings in original packaging
Authorized NSK supply · Feed Mechanisms Company
Needle Bearing
Basic Info. Inner Diameter17 mm Outer Diameter29 mm Thickness16 mm Load DirectionRadial Bearing TypeClosed Needle Roller Bearing MaterialBearing Steel Introduction…
Needle Bearing
Basic Info. Inner Diameter35 mm Outer Diameter50 mm Thickness30 mm TypeNeedle Roller Bearing, Closed, Without Outer & Inner Ring MaterialBearing…
Needle Bearing
Basic Info. Inner Diameter42 mm Outer Diameter57 mm Thickness30 mm Model No.NKI42/30 TypeNeedle Roller Bearing, Closed, Without Outer & Inner…
Needle Bearing
Basic Info. Inner Diameter50 mm Outer Diameter68 mm Thickness25 mm Model No.NKI50/25 TypeNeedle Roller Bearing, Closed, Without Outer & Inner…
Needle Bearing
Basic Info Inner Diameter120 mm Outer Diameter140 mm Thickness30 mm ModelRNA4822 TypeNeedle Roller Bearing, Closed, Without Outer/Inner Ring Description High-precision…
Needle Bearing
Basic Info. Inner Diameter185 mm Outer Diameter215 mm Thickness45 mm Model No.RNA4834 TypeNeedle Roller Bearing, Closed MaterialBearing Steel Description This…
Needle Bearing
Basic Info. Inner Diameter220 mm Outer Diameter250 mm Thickness50 mm Model No.RNA4840 TypeNeedle Roller Bearing, Closed MaterialBearing Steel Description High-precision…
Needle Bearing
Basic Info. Inner Diameter285 mm Outer Diameter320 mm Thickness60 mm Model No.RNA4852 TypeClosed Needle Roller Bearing MaterialBearing Steel Description High-precision…
Needle Bearing
Basic Info. Inner Diameter350 mm Outer Diameter400 mm Thickness80 mm Model No.RNA4864 TypeClosed Needle Roller Bearing MaterialBearing Steel Introduction High-precision…
Needle Bearing
Basic Info. Inner Diameter415 mm Outer Diameter480 mm Thickness100 mm Model No.RNA4876 TypeNeedle Roller Bearing, Closed MaterialBearing Steel Introduction High-precision…
Needle Bearing
Basic Info. Inner Diameter22 mm Outer Diameter30 mm Thickness13 mm Model No.RNA4903 TypeNeedle Roller Bearing, Closed, Without Outer & Inner…
Needle Bearing
Basic Info. Inner Diameter35 mm Outer Diameter47 mm Thickness17 mm Model No.RNA4906 TypeNeedle Roller Bearing, Closed MaterialBearing Steel Description RNA4906…
Needle Bearing
Basic Info Inner Diameter52 mm Outer Diameter68 mm Thickness22 mm Model No.RNA4909 TypeNeedle Roller Bearing, Closed, Without Outer/Inner Ring MaterialBearing…
Needle Bearing
Basic Info. Inner Diameter68 mm Outer Diameter85 mm Thickness25 mm Model No.RNA4912 TypeNeedle Roller Bearing, Closed MaterialBearing Steel High-precision RNA4912…
Needle Bearing
Basic Info. Inner Diameter85 mm Outer Diameter105 mm Thickness30 mm Model No.RNA4915 TypeNeedle Roller Bearing, Closed MaterialBearing Steel Introduction RNA4915…
Needle Bearing
Basic Info. Inner Diameter125 mm Outer Diameter150 mm Thickness40 mm Model No.RNA4922 TypeNeedle Roller Bearing, Closed MaterialBearing Steel Introduction This…
Selection tip: Quote the full NSK part number with every suffix (seal, clearance, precision class, matched-set arrangement) and the mounting position. Matching on dimensions alone does not confirm the right bearing.
Send Full Part NumbersThese NSK bearings go into machine tool spindles, feed mechanisms and industrial equipment. Choose your application to see the bearing series typically used at each position.
CNC retrofit and repair work on feed mechanisms and linear axes covers ball screw support bearings, thrust bearings at the screw ends, linear guides…
Angular Contact Ball Bearing · Thrust Ball Bearing · Thrust Needle Roller Bearing · Alloy Guide Rail
View CNC Feed Axes & Ball Screws bearings
Industrial gearboxes and speed reducers support input, intermediate and output shafts on tapered, cylindrical, needle and spherical roller bearings, with spherical roller thrust bearings…
Taper Roller Bearing · Cylindrical Roller Bearing · Needle Bearing · Spherical Roller Bearing
View Gearboxes & Speed Reducers bearings
Automotive repair and parts buyers replace wheel hub bearings, tapered roller wheel bearings, needle bearings in transmissions, and bearings in AC compressor clutches. Wheel…
Auto Bearing · Auto Air Conditioning Compressor · Taper Roller Bearing · Needle Bearing
View Automotive Aftermarket bearingsFeed Mechanisms Company supplies genuine NSK bearings to rebuild shops, maintenance teams and distributors worldwide.
Yes. Every bearing comes from authorized NSK supply, in original NSK packaging with certificates and full documentation, so it can pass your incoming inspection.
Yes. Send the machine model, the bearing position and a clear photo of the old bearing markings. We confirm the exact execution, seal and clearance before quoting, and any technical change needs your approval.
Yes. We confirm the matched-set and preload arrangement before dispatch, so your spindle meets its runout spec and your feed axis holds position.
Authorized NSK supply
Send the full NSK references, bearing positions (drive end / non-drive end), quantities, destination and required delivery date. You get a written quote with model, price, stock status and lead time.
“When a high-speed spindle failed, they identified the correct NSK precision reference from the old bearing markings the same day.”