d - 63,5 mm

T - 41,275 mm

B - 41,275 mm

C - 31,75 mm

a - 30,3 mm

r min. - 3,6 mm

r1 min. - 3,2 mm

Da - 116 mm

db - 74 mm

da - 81 mm

Db - 124 mm

Basic dynamic load rating (C) - 197 kN

Basic static load rating (C0) - 267 kN

Calculation factor (e) - 0,36

Calculation factor (Y0) - 0,91

Calculation factor (Y1) - 1,66

• Model Number: 639/633
• Inner Diameter：63,5mm Outer Diameter：mm Width：41,275mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:Industrial,gear type,laser devices,industrial equipment,Plastic Equipment,Antenna Potentials,marine test,hot and cold box,Forming mold,storage shelves,Wire grinder
• Similar models:Timken HM907639/HM907614 ISO LL639249/10 SKF 639297/Q SKF 639068 SKF LL639249/210 ISO 639/632 ISO J6392/27 Timken LL639249/LL639210 CX J6392/27 KOYO 46396A
• BEARING POWER International Trading Co.,Ltd. specialize in 639/633 products，there is large inventory of KOYO 639/633 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 639/633 Which KOYO 639/633 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
  15120/15250	30.213	63.500	20.638	NACHI	Tapered Roller Bearings
  230/850 EKW33+AOH30/850	800	1220	272	ISB	Spherical Roller Bearings
  23130 K	150	250	80	ISB	Spherical Roller Bearings
  234921	105	145	24	ISB	Thrust Ball Bearings
  32060 X	460	300	100	SKF	Tapered Roller Bearings
  3307-2RS	35	80	34,9	ZEN	Angular Contact Ball Bearings
  39573/39520	50,8	112,712	30,162	CX	Tapered Roller Bearings
  51411	55	120	48	NTN	Thrust Ball Bearings
  5217G	85	150	49,23	Timken	Angular Contact Ball Bearings
  6316Z	80	170	39	NACHI	Deep Groove Ball Bearings
  7314				Ruville	Wheel Bearings
  EXC306	30			SNR	Bearing Units
  FNTKF-1532	15	32	3,7	KOYO	Needle Roller Bearings
  K35×42×18	35	42		NTN	Needle Roller Bearings
  NKI 70/25	70	95	25	NBS	Needle Roller Bearings
  R151.02				SNR	Wheel Bearings
  SQG5				LS	Plain Bearings
  SR166-2TS	4,763	9,525	3,175	ZEN	Deep Groove Ball Bearings
  RNAO-65x85x30	85		30	CONSOLIDATED	NEEDLE BEARINGS
  SPB-4	.2500		1.3125	CONSOLIDATED	LINEAR RECIRCULATING BALL BEARINGS PILLOW BLOCKS