F_w - 21 mm

D - 29 mm

C - 20 mm

r_min - 0,3 mm

m - 35,2 g / Weight

C_r - 19300 N / Dynamic load rating (radial)

C_0r - 25500 N / Static load rating (radial)

C_ur - 4450 N / Fatigue limit load, radial

n_G - 20600 1/min / Limiting speed

n_B - 11100 1/min / Reference speed

light series

• Model Number: NK21/20
• Inner Diameter：21mm Outer Diameter：29mm Width：20mm
• Type：Needle Roller Bearings
• Update date：2025-12-11
• Application:sanitation facilities,equipment and,miscellaneous instruments,crimping tools,intermediate,food / grain / food equipment,molding machine,Anti-defibrillation pacing,Security Equipment,stacker lift platform,baler
• Similar models:IKO KT121514 INA S1210 NTN HKS21X28X10 SKF BK2212 Timken BK2212 AST SCE3210 NSK MFJT-2214 Timken BK1212 KOYO BT1210 IKO TA2116Z
• BEARING POWER International Trading Co.,Ltd. specialize in NK21/20 products，there is large inventory of INA NK21/20 . We has been built up long-term cooperation with INA company, could make a bulk order of the NK21/20 Which INA 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
  43125/43319D+X1S-43125	31.75	80,962	55,562	Timken	Tapered Roller Bearings
  51106	30	47	11	ISB	Thrust Ball Bearings
  6201	12	32	10	NTN	Deep Groove Ball Bearings
  71840 ATBP4	200	250	24	CX	Angular Contact Ball Bearings
  722081210	55	120	29	INA	Deep Groove Ball Bearings
  MR31	1	3	1,5	ISB	Deep Groove Ball Bearings
  NJ2220-E-M6	100	180	46	NKE	Cylindrical Roller Bearings
  NK8/12ASR1	8	15	12	KOYO	Needle Roller Bearings
  NN3007	35	62	20	CYSD	Cylindrical Roller Bearings
  R2	3,175	9,525	3,967	ISO	Deep Groove Ball Bearings
  RMEY30-N	30			NKE	Bearing Units
  SF07A17PX1	35	55	14,5	NTN	Angular Contact Ball Bearings
  VKBA 3729				SKF	Wheel Bearings
  87038	8	22	.3149	New Departure	DEEP GROOVE BALL BEARINGS
  NU430	150	380	85	FAG	CYLINDRICAL ROLLER BEARINGS
  L10TA600	6.0000	7.0000	.5000	FAG	DEEP GROOVE BALL BEARINGS
  SL05038E	190	290	110	INA	CYLINDRICAL ROLLER BEARING
  103-KSG	17	35	10	MRC	DEEP GROOVE BALL BEARINGS
  SDAF-632	5.4375			CONSOLIDATED	PILLOW BLOCKS
  SAF-311..ROLLER	2.5625	2.0625		CONSOLIDATED	PILLOW BLOCKS