Authorized NSK supply · Genuine NSK bearings in original packaging
Authorized NSK supply · Feed Mechanisms Company
Needle Bearing
Basic Info. Inner Diameter160 mm Outer Diameter190 mm Thickness50 mm Model No.RNA4928 TypeNeedle Roller Bearing, Closed MaterialBearing Steel Description RNA4928…
Needle Bearing
Basic Info. Inner Diameter14 mm Outer Diameter22 mm Thickness16 mm Model No.RNA4900X2A TypeNeedle Roller Bearing, Closed MaterialBearing Steel Description This…
Needle Bearing
Basic Info. Inner Diameter14 mm Outer Diameter22 mm Thickness22 mm ModelRNA6900 TypeNeedle Roller Bearing, Closed MaterialBearing Steel High-precision needle roller…
Needle Bearing
Basic Info. Inner Diameter22 mm Outer Diameter30 mm Thickness23 mm Model No.RNA6903 TypeNeedle Roller Bearing, Closed MaterialBearing Steel Introduction RNA6903…
Needle Bearing
Basic Info. Inner Diameter52 mm Outer Diameter68 mm Thickness40 mm Model No.RNA6909 TypeNeedle Roller Bearing, Closed MaterialBearing Steel Description This…
Needle Bearing
Basic Info. Inner Diameter68 mm Outer Diameter85 mm Thickness45 mm ModelRNA6912 TypeNeedle Roller Bearing, Closed MaterialBearing Steel High-precision RNA6912 needle…
Needle Bearing
Basic Info. Inner Diameter85 mm Outer Diameter105 mm Thickness54 mm Model No.RNA6915 TypeNeedle Roller Bearing, Closed MaterialBearing Steel Description RNA6915…
Needle Bearing
Basic Info. Inner Diameter105 mm Outer Diameter125 mm Thickness63 mm Model No.RNA6918 TypeNeedle Roller Bearing, Closed, Without Outer/Inner Ring MaterialBearing…
Needle Bearing
Basic Info. Inner Diameter15 mm Outer Diameter21 mm Thickness15 mm TypeNeedle Roller Bearing Load DirectionRadial Bearing MaterialBearing Steel Description Compact…
Needle Bearing
Basic Info. Inner Diameter85 mm Outer Diameter115 mm Thickness36 mm TypeNeedle Roller Bearing, Closed, Without Outer/Inner Ring MaterialBearing Steel LubricationGrease…
Needle Bearing
Basic Info. Inner Diameter51.6 mm Outer Diameter68 mm Thickness28 mm Load DirectionRadial Bearing TypeClosed Needle Roller Bearing MaterialBearing Steel High-precision…
Needle Bearing
Basic Info. Inner Diameter140 mm Outer Diameter175 mm Thickness35 mm Model No.NA4828 TypeNeedle Roller Bearing, Closed, Without Outer/Inner Ring MaterialBearing…
Needle Bearing
Basic Info. Inner Diameter24.3 mm Outer Diameter35 mm Thickness18 mm Model No.RNAV4003 TypeNeedle Roller Bearing, Closed, Without Outer/Inner Ring MaterialBearing…
Needle Bearing
Basic Info. Inner Diameter20 mm Outer Diameter28 mm Thickness20 mm TypeNeedle Roller Bearing, Closed, Without Outer & Inner Ring MaterialBearing…
Needle Bearing
Basic Info. Inner Diameter120 mm Outer Diameter165 mm Thickness45 mm Model No.NAV4924 TypeNeedle Roller Bearing, Closed MaterialBearing Steel Description This…
Needle Bearing
Basic Info. Inner Diameter55 mm Outer Diameter72 mm Thickness35 mm TypeNeedle Roller Bearing, Closed, Without Outer/Inner Ring MaterialBearing Steel LubricationGrease…
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.”