d - 21 mm

D - 29 mm

B - 20 mm

C - 20 mm

r min. - 0,3 mm

Weight - 0,035 Kg

Basic dynamic load rating (C) - 17,1 kN

Basic static load rating (C0) - 25,5 kN

(Grease) Lubrication Speed - 13000 r/min

(Oil) Lubrication Speed - 20000 r/min

• Model Number: NK21/20
• Inner Diameter：21mm Outer Diameter：29mm Width：20mm
• Type：Needle Roller Bearings
• Update date：2025-04-19
• Application:Spectrum Products,Automobile,Textile Industry Accessories and Accessories,engine,shaft milling machine,car shock absorber,Garment Accessories,disposable,reinforced machinery,circulating pump,Antenna Potentials
• Similar models:KOYO NA2140 NSK FWF-182210 Timken MH-20121 NTN HKS14X21X9 NTN PCJ647216 Timken K25X31X21 KOYO BTM3021A Timken K15X21X15 INA F-210308 KOYO JTT-1210
• BEARING POWER International Trading Co.,Ltd. specialize in NK21/20 products，there is large inventory of ZEN NK21/20 . We has been built up long-term cooperation with ZEN company, could make a bulk order of the NK21/20 Which ZEN NK21/20 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
  22232 KCW33+H3132	160	290	80	ISO	Spherical Roller Bearings
  24036CK30	180	280	100	NTN	Spherical Roller Bearings
  6009ZZ	45	75	16	NTN	Deep Groove Ball Bearings
  7048 CD/HCP4A	360	240	56	SKF	Angular Contact Ball Bearings
  K60X65X27FH	60	65		Timken	Needle Roller Bearings
  Q304	20	52	15	ISO	Angular Contact Ball Bearings
  LBB 32	50,8			AST	Linear Bearings
  NU5224	120	215	76,2	ISO	Cylindrical Roller Bearings
  SF3641	180,000	259,500	33,000	NTN	Angular Contact Ball Bearings
  GE90SX	90	140	30	ELGES	SPHERICAL PLAIN BEARINGS
  CSEC090	9.0000	9.7500	.3750	INA	ANGULAR CONTACT BALL BEARINGS
  RMS241/2	6.5000	13.0000	2.5000	FAG	CYLINDRICAL ROLLER BEARINGS
  NUKD52DZ	20	52	24	FAG (Old No.)	NEEDLE BEARINGS
  RLS-4-2Z	.5000	1.3125	.3750	SKF	DEEP GROOVE BALL BEARINGS
  MUC319	95	200	45	Rollway	CYLINDRICAL ROLLER BEARINGS
  NBC15212	6.0000	7.0000	.5000	NSK	DEEP GROOVE BALL BEARINGS
  1316	80	170	39	New Departure	DEEP GROOVE BALL BEARINGS
  NA172916	17	29	16	SKF (Old No.)	NEEDLE BEARINGS
  CRSBC-40	1.0000	2.5000	1.5000	CONSOLIDATED	NEEDLE BEARINGS
  SA80C	80		55	CONSOLIDATED	ROD ENDS