d - 55 mm

D - 120 mm

B - 29 mm

C - 29 mm

r min. - 2 mm

da min. - 65 mm

Da max. - 110 mm

ra max. - 2 mm

Weight - 1,69 Kg

Basic dynamic load rating (C) - 145 kN

Basic static load rating (C0) - 163 kN

(Grease) Lubrication Speed - 3 700 r/min

(Oil) Lubrication Speed - 4 800 r/min

Calculation factor (e) - 0,25

Calculation factor (Y0) - 2,63

Calculation factor (Y1) - 2,69

Calculation factor (Y2) - 4,01

• Model Number:21311K
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Spherical Roller Bearings
• Update date：2023-03-11
• Application:mobile toilet,clean stationery,historical instruments,Forging machine,non-motor vehicle Electric car,Hydraulic Press,Rolling mill gear box,other lathe,welding equipment,Animal Tracking,Performance test
• Similar models:SNR 21311VK CX 21311KCW33+AH311 CX 21311KCW33 NSK 21311EAKE4 SNR 21311V KOYO 21311RHK AST 21311MBW33 AST 21311MB AST 21311MBKW33 Timken 21311VCSJ
• BEARING POWER International Trading Co.,Ltd. specialize in 21311K products，there is large inventory of NTN 21311K . We has been built up long-term cooperation with NTN company, could make a bulk order of the 21311K Which NTN 21311K 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
  230/600CAE4	600	870	200	NSK	Spherical Roller Bearings
  2312-TVH	60	130	46	FAG	Self-Aligning Ball Bearings
  460/453A	44,45	107,95	27,783	NSK	Tapered Roller Bearings
  52215	60	110	47	FAG	Thrust Ball Bearings
  54406	32	70	56,2	CX	Thrust Ball Bearings
  60/32N	32	58	13	NTN	Deep Groove Ball Bearings
  6202UUF2	15	40	11	KBC	Deep Groove Ball Bearings
  7030B	150	225	35	KOYO	Angular Contact Ball Bearings
  C 4015 K30V	115	75	40	SKF	Cylindrical Roller Bearings
  7948B	240	320	38	KOYO	Angular Contact Ball Bearings
  J-1112	17.463	22.212	19.05	KOYO	Needle Roller Bearings
  LBBR 8-2LS/HV6	8	15	24	SKF	Linear Bearings
  NF309	45	100	25	CYSD	Cylindrical Roller Bearings
  UKFC205+H2305	20			NACHI	Bearing Units
  210DGB726	21.0000	28.0000	3.5000	American	DEEP GROOVE BALL BEARINGS
  LJT5/8	.6250	1.5625	.4375	RHP	ANGULAR CONTACT BALL BEARINGS
  MI-22	1.3750		1.2600	McGill	NEEDLE BEARINGS
  4436	2.7500	4.2500		INA	THRUST BALL BEARINGS
  ML305	25	62	17	Rollway	CYLINDRICAL ROLLER BEARINGS
  FPAA412	4.7500	5.2500	.2500	SKF	ANGULAR CONTACT BALL BEARINGS