d - 40 mm

D - 90 mm

T - 25,25 mm

B - 23 mm

C - 17 mm

a - 30 mm

r1 min. - 2 mm

r2 min. - 2 mm

r3 min. - 1,5 mm

r4 min. - 1,5 mm

da max - 51 mm

Da min - 71 mm

db min - 49 mm

Db min. - 86 mm

Weight - 0,75 Kg

Basic dynamic load rating (C) - 80 kN

Basic static load rating (C0) - 82 kN

Limiting speed - 7500 r/min

Calculation factor (e) - 0,83

Calculation factor (Y) - 0,73

Calculation factor (Y0) - 0,4

• Model Number:31308
• Inner Diameter：40mm Outer Diameter：90mm Width：25,25mm
• Type：Tapered Roller Bearings
• Update date：2025-12-16
• Application:Grinding and polishing equipment,Wire grinder,Pneumatic Actuator,woodworking machinery,hot and cold box,forklift truck,noise reduction equipment,journal lathe,pump,Antenna Industry,key lock
• Similar models:ISO 31308 NKE 31308-DF FAG 31308-XL-P5-DF-VA20-40 Fersa 31308F FAG 31308-XL-DF-A115-155 NKE 31308 FBJ 31308 ISB 31308 SKF 31308J2/QCL7C CYSD 31308
• BEARING POWER International Trading Co.,Ltd. specialize in 31308 products，there is large inventory of NKE 31308 . We has been built up long-term cooperation with NKE company, could make a bulk order of the 31308 Which NKE 31308 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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  CRI-4612	230	380	175	NTN	Tapered Roller Bearings
  F624	4	15	5	NSK	Deep Groove Ball Bearings
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  RNA4922	150		40	Torrington	NEEDLE BEARINGS
  309P	45	100	25	NH	DEEP GROOVE BALL BEARINGS
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  6219-ZZNR	95	170	32	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  QJ-1226	130	230	46	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS WITH SPLIT INNER RACE