d - 105 mm

D - 145 mm

B - 20 mm

C - 20 mm

r min. - 1.1 mm

da min. - 111 mm

Da max. - 139 mm

ra max. - 1.0 mm

Weight - 0.793 Kg

Basic dynamic load rating (C) - 42,5 kN

Basic static load rating (C0) - 42 kN

(Grease) Lubrication Speed - 4200 r/min

(Oil) Lubrication Speed - 5100 r/min

• Model Number: 6921
• Inner Diameter：105mm Outer Diameter：145mm Width：20mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-11
• Application:plastic rolling,Cylinder Special,hook,Seals,test equipment,Performance test,sucker industry,Traffic Fire Protection Equipment Security equipment,hydraulic control element,Laser Cutting,internal combustion engine
• Similar models:CYSD 6921 KOYO 6921-1-2RS CYSD 6921-RS NTN 6921LLU KOYO 6921-1ZZ CYSD 6921-2RZ CYSD 6921N CYSD 6921NR KOYO 6921-1-2RU KOYO 6921-1Z
• BEARING POWER International Trading Co.,Ltd. specialize in 6921 products，there is large inventory of NACHI 6921 . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 6921 Which NACHI 6921 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
  2310-K	50	110	40	NKE	Self-Aligning Ball Bearings
  23120-E1A-K-M + AHX3120	95	165	52	FAG	Spherical Roller Bearings
  560-S/552DC+X1S-560-S	68,262	123,825	79,375	Timken	Tapered Roller Bearings
  6002	15	32	9	ISO	Deep Groove Ball Bearings
  6300LLB	10	35	11	NTN	Deep Groove Ball Bearings
  71814 CD/P4	70	90	10	SKF	Angular Contact Ball Bearings
  71832 CD/HCP4	160	200	20	SKF	Angular Contact Ball Bearings
  BT4B 328773 G/HA1	420	482,6	420	SKF	Tapered Roller Bearings
  FT28	55,563	91,288	20,638	INA	Thrust Ball Bearings
  FYR 1 3/4	44,45	68,659	57,15	SKF	Bearing Units
  LBE 50 UU OP	50			AST	Linear Bearings
  NH2320 E	100	215	73	CX	Cylindrical Roller Bearings
  NA5913	65	90	34	NTN	NEEDLE BEARINGS
  L15WA608	6.5000	8.5000	1.0000	FAG	ANGULAR CONTACT BALL BEARINGS
  E-5248-UMR	240	440	5.7500	Rollway	CYLINDRICAL ROLLER BEARINGS
  NA4906.2RS	30	47	17	Torrington	NEEDLE BEARINGS
  NKX17Z	26	17		SKF	NEEDLE BEARINGS
  140BIC588	14.0000	18.5000	2.2500	Torrington	DEEP GROOVE BALL BEARINGS
  EE-6	.7500	1.6250	.3125	SKF	DEEP GROOVE BALL BEARINGS
  6001NR	12	28	8	CONSOLIDATED	DEEP GROOVE BALL BEARINGS