d - 105 mm

F - 117 mm

D - 145 mm

B - 40 mm

C - 40 mm

r min. - 1,1 mm

Weight - 1,99 Kg

Basic dynamic load rating (C) - 161 kN

Basic static load rating (C0) - 315 kN

(Grease) Lubrication Speed - 6 000 r/min

(Oil) Lubrication Speed - 7 200 r/min

• Model Number:NNU4921MBKR
• Inner Diameter：105mm Outer Diameter：145mm Width：40mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-12
• Application:machine tool spindle,chuck industry,Performance test,pneumatic,Air,agrochemical,vacuum suction cup,electric pump,tapered grinder,mechanical and electrical,small diesel generators
• Similar models:NTN NN4921 CX NNU4921V NACHI NNU4921K ISO NNU4921K SKF NNU4921BK/SPW33 FAG NNU4921-S-M-SP ISO NNU4921KV NSK NNU4921MB FAG NNU4921-S-K-M-SP CYSD NNU4921/W33
• BEARING POWER International Trading Co.,Ltd. specialize in NNU4921MBKR products，there is large inventory of NSK NNU4921MBKR . We has been built up long-term cooperation with NSK company, could make a bulk order of the NNU4921MBKR Which NSK NNU4921MBKR is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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  UKF216+H2316	70			NACHI	Bearing Units
  UP002	15		16,5	FYH	Bearing Units
  53226U				FAG	THRUST BALL BEARINGS WITH SPHERICAL SEATING RING
  SDAF-617	2.9375			FAG	PILLOW BLOCKS
  72/630B.MP.U(A/O)	630	1150	165	FAG	ANGULAR CONTACT BALL BEARINGS
  NU10/500	500	720	100	SKF	CYLINDRICAL ROLLER BEARINGS
  2208E2RS1K	40	80	23	MRC	SELF
  W6305-2RS1	25	62	17	SKF	DEEP GROOVE BALL BEARINGS
  687ZZ	7	14	5	Nachi	DEEP GROOVE BALL BEARINGS
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  A-324864	2.0000	3.0000	4.0000	Thomson	LINEAR RECIRCULATING BALL BEARINGS
  KG-55ARO	5.5000	7.5000	1.0000	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS