(dimensions in mm)

Bearing Type - straight bore

Bore Dia (d) - 60.0000

Outer Dia (D) - 130.0000

Width (B) - 31.0000

Radius (min) (rs) - 2.100

Dynamic Load Rating (Cr) - 148,000

Static Load Rating (Cor) - 152,000

Max Speed (Grease) (X1000 RPM) - 3

Max Speed (Oil) (X1000 RPM) - 4

Weight (g) - 2,160.00

Material - 52100 Chrome steel, or equivalent

Inner ring guided, machined brass cage.

Unless otherwise specified, the internal radial clearance is "C0" or "C Normal".

Basic Radial Load Factor "e" = 0.24

Basic Radial Load Factor "Y1" = 2.9

Basic Radial Load Factor "Y2" = 4.3

Basic Radial Load Factor "Y0" = 2.8

• Model Number: 21312MB
• Inner Diameter：60mm Outer Diameter：130mm Width：31mm
• Type：Spherical Roller Bearings
• Update date：2025-12-10
• Application:car steering pin,Cylinder Micro,ventilation equipment,Broadcasting System,defogging and degreasing,Internal thread type,large agricultural machinery,Medical room equipment,shaft milling machine,Pneumatic Control Elements,Food testing
• Similar models:ISO 21312W33 AST 21312MBW33 FAG 21312-E1-K FAG 21312-E1-K+H312 ISO 21312KW33 FAG 21312-E1 CX 21312KCW33+H312 NSK 21312EAE4 NTN 21312K AST 21312MBKW33
• BEARING POWER International Trading Co.,Ltd. specialize in 21312MB products，there is large inventory of AST 21312MB . We has been built up long-term cooperation with AST company, could make a bulk order of the 21312MB Which AST 21312MB 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.

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  125RIT551	317,5	451		Timken	Cylindrical Roller Bearings
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  7036 CDF	180	280	92	ISO	Angular Contact Ball Bearings
  36990/36920	227,012	177,8	30,162	SKF	Tapered Roller Bearings
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  6228 ZZ	140	250	42	CX	Deep Groove Ball Bearings
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  7332B	160	340	68	NTN	Angular Contact Ball Bearings
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  CRI-4020	200	310	151	NTN	Tapered Roller Bearings
  JHM88540/JHM88513	30	72	29,37	Timken	Tapered Roller Bearings
  KBK16X21X19.6	16,000	21,000		NTN	Needle Roller Bearings
  MH16121	25.400	33.338	19.050	KOYO	Needle Roller Bearings
  NJ 214	70	125	24	NACHI	Cylindrical Roller Bearings
  RNA6905	30	42	30	INA	Needle Roller Bearings
  GE180AW	180	320	70	ELGES	SPHERICAL PLAIN BEARINGS
  AZ15019031			12	IKO	THRUST ROLLER BEARINGS
  RNA4903RS	30		13	Torrington	NEEDLE BEARINGS
  KA-75ARO	7.5000	8.0000	.2500	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS