d - 60 mm

D - 130 mm

B - 31 mm

C - 31 mm

r min. - 2,1 mm

da min. - 72 mm

Da max. - 118 mm

ra max. - 2 mm

Weight - 2,1 Kg

Basic dynamic load rating (C) - 167 kN

Basic static load rating (C0) - 191 kN

(Grease) Lubrication Speed - 3 400 r/min

(Oil) Lubrication Speed - 4 400 r/min

Calculation factor (e) - 0,25

Calculation factor (Y0) - 2,63

Calculation factor (Y1) - 2,69

Calculation factor (Y2) - 4

• Model Number:21312
• Inner Diameter：60mm Outer Diameter：130mm Width：31mm
• Type：Spherical Roller Bearings
• Update date：2025-12-11
• Application:,Laser Cutting,aerial work equipment,coal,medical equipment,test strip,suction nozzle,Spectrum Products,Medical room equipment,Processing machinery,cleaners
• Similar models:ISO 21312KW33 ISO 21312W33 CX 21312KCW33+H312 CX 21312KCW33+AH312 SNR 21312VK KOYO 21312RH AST 21312MB FAG 21312-E1-K+H312 KOYO 21312RHK ISB 21312K+AHX312
• BEARING POWER International Trading Co.,Ltd. specialize in 21312 products，there is large inventory of NTN 21312 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 21312 Which NTN 21312 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
  22317 K+AHX2317	80	180	60	ISB	Spherical Roller Bearings
  23176B	380	620	194	NTN	Spherical Roller Bearings
  2313K	65	140	48	ISO	Self-Aligning Ball Bearings
  30BNR10S	30	55	13	NSK	Angular Contact Ball Bearings
  32010A	50	80	20	SNR	Tapered Roller Bearings
  5303-2RS	17	47	22,2	ZEN	Angular Contact Ball Bearings
  562928/GNP4	140	190	60	NTN	Thrust Ball Bearings
  6026-RS	130	200	33	CYSD	Deep Groove Ball Bearings
  7204DT	20	47	14	NTN	Angular Contact Ball Bearings
  7201C	12	32	10	KOYO	Angular Contact Ball Bearings
  BR 162412	25,4	38,1	19,05	IKO	Needle Roller Bearings
  GE 560 DO	560	750	258	INA	Plain Bearings
  KBFL 30	30	47		NBS	Linear Bearings
  K89316-TV	80	140	11	INA	Thrust Roller Bearings
  LPAT 40	40	62	80	SKF	Plain Bearings
  NU 428	140	302		NSK	Cylindrical Roller Bearings
  SS 6008-ZZ	40	68	15	ISB	Deep Groove Ball Bearings
  16002	15	32	8	FAG	DEEP GROOVE BALL BEARINGS
  CF18PPSK	.4375	1.1250	.6250	INA	NEEDLE BEARINGS
  NCF-3008V	40	68	21	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS