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:NNU4921MB
• Inner Diameter：105mm Outer Diameter：145mm Width：40mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-22
• Application:Control,coal,Hydraulic Press,Internal thread type,construction machinery and equipment,flexible processing,medical treatment,Machine tool accessories,animal,hardware,Industrial
• Similar models:NSK NNU4921MB ISO NN4921K KOYO NNU4921K NTN NN4921 ISO NN4921 ISO NNU4921K KOYO NNU4921 SKF NNU4921B/SPW33 SKF NNU4921BK/SPW33 CYSD NNU4921K/W33
• BEARING POWER International Trading Co.,Ltd. specialize in NNU4921MB products，there is large inventory of NSK NNU4921MB . We has been built up long-term cooperation with NSK company, could make a bulk order of the NNU4921MB Which NSK NNU4921MB 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.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  1217	85	150	28	ISB	Self-Aligning Ball Bearings
  2210	50	90	23	NACHI	Self-Aligning Ball Bearings
  16020	100	150	16	NKE	Deep Groove Ball Bearings
  180RN51	180	263		Timken	Cylindrical Roller Bearings
  22316W33	80	170	58	ISO	Spherical Roller Bearings
  239/600-K-MB-W33+AH39/600	600	800	150	NKE	Spherical Roller Bearings
  22212-E-W33	60	110	28	NKE	Spherical Roller Bearings
  30313	65	140	36	ISO	Tapered Roller Bearings
  525/522	38,1	101,6	34,925	KOYO	Tapered Roller Bearings
  6319-2RS	95	200	45	CX	Deep Groove Ball Bearings
  ASTB90 F18080	180	185		AST	Plain Bearings
  EX318G2	90	190	115,9	SNR	Deep Groove Ball Bearings
  J6392/27	65	140	53,975	CX	Tapered Roller Bearings
  PCJT30-N	30			INA	Bearing Units
  X32016XM/Y32016XM	80	125	29	Timken	Tapered Roller Bearings
  206-SX	30	62	16	MRC	DEEP GROOVE BALL BEARINGS
  JU075XPO	7.5000	8.2500	.5000	KAYDON	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  SAL40ES	40		28	SKF	ROD ENDS
  XLJ-17/8	1.8750	3.1875	.6250	RHP	DEEP GROOVE BALL BEARINGS
  KG-160CPO	16.0000	18.0000	1.0000	CONSOLIDATED	DEEP GROOVE BALL BEARINGS