Fw - 21 mm

D - 29 mm

C - 20 mm

r min. - 0,3 mm

Da max. - 27 mm

ra max. - 0,3 mm

Weight - 0,035 Kg

Basic dynamic load rating (C) - 18,3 kN

Basic static load rating (C0) - 27,1 kN

(Grease) Lubrication Speed - 13000 r/min

(Oil) Lubrication Speed - 19000 r/min

• Model Number: NK21/20R
• Inner Diameter：21mm Outer Diameter：29mm Width：20mm
• Type：Needle Roller Bearings
• Update date：2025-12-09
• Application:test laboratory equipment and accessories,powder metallurgy,oral medical device,textile machinery,Forming mold,test equipment,coal,food testing,Food testing,bio-chemical,electric pump
• Similar models:INA BCE1212 SKF HK2212 KOYO TP2132D KOYO MK14121 NTN HMK1721LL NSK RLM2120 NTN ARX50X160X218.5 KOYO 16VS2212-2 NBS HK223218 NSK MJ-12101
• BEARING POWER International Trading Co.,Ltd. specialize in NK21/20R products，there is large inventory of NTN NK21/20R . We has been built up long-term cooperation with NTN company, could make a bulk order of the NK21/20R Which NTN NK21/20R 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
  239/560CAE4	560	750	140	NSK	Spherical Roller Bearings
  294/670 EM	1150	670	290	SKF	Thrust Roller Bearings
  239/900-K-MB-W33+AH39/900	900	1180	206	NKE	Spherical Roller Bearings
  53316+U316	80	140	47,6	NKE	Thrust Ball Bearings
  6313/VA201	65	140	33	SKF	Deep Groove Ball Bearings
  GEZM 012 ES	31,75	19,05	28,575	SKF	Plain Bearings
  K65x73x30	65	73	30	ISO	Needle Roller Bearings
  M88046/M88010	31.75	68,262	22,225	KOYO	Tapered Roller Bearings
  NJ 2219	95	170	43	SIGMA	Cylindrical Roller Bearings
  NJ 2306	30	72	27	NACHI	Cylindrical Roller Bearings
  NN3156 K	280	460	146	CX	Cylindrical Roller Bearings
  O-26	82.550	122.238	31.750	NACHI	Thrust Ball Bearings
  SCJ12UU	12			Samick	Linear Bearings
  UCF309	45		57	CX	Bearing Units
  UCFLX05	25			KOYO	Bearing Units
  W 61805 R	25	37	7	SKF	Deep Groove Ball Bearings
  XAD32010X/YKA32010X	50	82	26	Timken	Tapered Roller Bearings
  MI-96	6.0000		3.0150	McGill	NEEDLE BEARINGS
  7203CDP4GA	17	40	12	SKF	ANGULAR CONTACT BALL BEARINGS
  916	115	80		CONSOLIDATED	THRUST BALL BEARINGS