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：2025-12-12
• Application:Forklift industry,garden machinery,Film machine,Dental Equipment,tapered grinder,Hair styling device,walking Food processing machinery and equipment,other mold,Other machinery,transportation equipment,food safety
• Similar models:NTN GK25X30X21.8 ISO K15x21x21 INA 712147710 KOYO BTM667216J NTN MR223016+MI-182216 INA KZK16x21x10 INA SCE3216 IKO TAM6212 KOYO WJ-647216 NSK FWF-162117
• 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
  15578/15520	25.4	57.15	17.462	KBC	Tapered Roller Bearings
  222SM70-TVPA	70	140	33	FAG	Spherical Roller Bearings
  53436	180	360	148.3	NACHI	Thrust Ball Bearings
  7205 BDB	25	52	30	ISO	Angular Contact Ball Bearings
  99550/99100	139,7	254	66,675	NSK	Tapered Roller Bearings
  ACT006DB	30	55		KOYO	Angular Contact Ball Bearings
  ACT020BDB	100	150		KOYO	Angular Contact Ball Bearings
  C31/750MB	750	1220	365	SKF	Cylindrical Roller Bearings
  FL619/5 ZZ	5	13	4	CX	Deep Groove Ball Bearings
  LMFP20	20	32		Samick	Linear Bearings
  NJ216-E-MA6	80	140	26	NKE	Cylindrical Roller Bearings
  NJ304E	20	52	15	NTN	Cylindrical Roller Bearings
  R2264HTV	110,000	180,000	69,000	NTN	Cylindrical Roller Bearings
  RNA6917	100	120	63	ISO	Needle Roller Bearings
  SC0284	15	42	11,5	NTN	Deep Groove Ball Bearings
  TL23056CAE4	280	420	106	NSK	Spherical Roller Bearings
  MI-16-N	1.0000		1.0100	McGill	NEEDLE BEARINGS
  1004	1.3437	.6875		NICE	THRUST BALL BEARINGS
  R-412	1.2	4	1.8	NMB	DEEP GROOVE BALL BEARINGS
  6312K	60	130	31	STEYR	DEEP GROOVE BALL BEARINGS