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31311 Single Row Tapered Roller Bearing

Specifications of 31311 Single Row Tapered Roller Bearing

ITEM		31311
31311 Bearing dimensions（mm）	Principal dimensions (d)	55
	Principal dimensions (D)	120
	Principal dimensions (T)	31.5
	Dimensions (B)	29
	Dimensions (C)	21
	Dimensions (r1.2)	2.5
	Dimensions (r3.4)	2
Basic load ratings(KN)	Basic load ratings (dynamic)(C )	121
Basic load ratings(KN)	Basic load ratings (static) (C0 )	137
Fatigue load limit(Pu)		16.6
Speed ratings(r/min)	Speed ratings (Reference speed)	3800
Speed ratings(r/min)	Speed ratings (Limiting speed)	5600
Mass(kg)		1.55

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