cah - Cylindrical roller bearings, inner ring without retaining edge/inner ring with single retaining edge, standard type

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Company	HEFA
Description	cah - Cylindrical roller bearings, inner ring without retaining edge/inner ring with single retaining edge, standard type
Bill of material	CAH-NN3011K/W33P4
CNSORDERNO	CAH-NN3011K/W33P4 CAH-NN3011K/W33P4
SC Serial code	CAH
TYPE type	Outer ring without retaining edge and conical hole type Outer ring without retaining edge and conical hole type
CB code-behind	Unmarked K (tapered hole, taper 1:12) W33 (bearing outer ring has lubricating oil groove and 3 lubricating oil holes)
MT material(bearing)	SUJ2
BA Bearing accuracy	GB/T 307.1 P4 GB/T 307.1 P4
BA2 Bearing accuracy	P4 P4
BM Bearing model	NN3011K/W33 NN3011K/W33
D d	55 55	mm
DD D	90 90	mm
D1	81.0 81.0	mm
B	26 26	mm
R r(min)	1.1 1.1	mm
CR Basic rated load Cr (dynamic)	69.5 69.5	KN
COR Basic rated load Cor (static)	96.5 96.5	KN
ES Extreme speed grease lubrication	6700 6700	r/min
ESO Extreme speed oil lubrication	8000 8000	r/min
DB db(min)	61.5 61.5	mm
D1B d1b(min)	62.0 62.0	mm
DA da(min)	83.0 83.0	mm
DDA da(max)	83.5 83.5	mm
R1 r1(max)	1.0 1.0	mm
WEIGHT weight	0.65 0.65	kg
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