d - 63,5 mm

D - 136,525 mm

T - 41,275 mm

B - 41,275 mm

C - 31,75 mm

ra1 max. - 3,3 mm

a - 11,4 mm

Da - 118 mm

db - 74 mm

ra max. - 3,5 mm

da - 81 mm

Db - 125 mm

Weight - 2,85 Kg

Basic dynamic load rating (C) - 194 kN

Basic static load rating (C0) - 262 kN

(Grease) Lubrication Speed - 2 800 r/min

(Oil) Lubrication Speed - 3 800 r/min

Calculation factor (e) - 0,36

Calculation factor (Y0) - 0,91

Calculation factor (Y2) - 1,66

• Model Number:4T-639/632
• Inner Diameter：63,5mm Outer Diameter：136,525mm Width：41,275mm
• Type：Tapered Roller Bearings
• Update date：2025-12-12
• Application:Perfusion device,gantry processing,power tools,garden machinery,ultra-quiet generators,Other Measurements,Cylinder Pneumatic Treatment Element,Spectrum Products,medical treatment,Performance test,other mold
• Similar models:KOYO 639/633 SKF BT1B639416B/Q ISO 639/632 NACHI 639/633 Timken 639/632 KOYO 47TS624639 SKF 639194/QCL7C SKF BT1B639405/Q CX LL639249/10 KOYO 46392A
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-639/632 products，there is large inventory of NTN 4T-639/632 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-639/632 Which NTN 4T-639/632 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
  231/1120YMB	1120	1750	475	Timken	Spherical Roller Bearings
  23122BK	110	180	56	NTN	Spherical Roller Bearings
  31304	20	52	16,25	FAG	Tapered Roller Bearings
  33895/33822	53,975	95,25	27,783	FBJ	Tapered Roller Bearings
  5203AN	17	40	17.5	NACHI	Angular Contact Ball Bearings
  6316-RS	80	170	39	ISB	Deep Groove Ball Bearings
  71913 C	65	90	13	CX	Angular Contact Ball Bearings
  7205 ADF	25	52	30	ISO	Angular Contact Ball Bearings
  ESPLE203	17			SNR	Bearing Units
  GBRI 223520	34,925	55,562	32	IKO	Needle Roller Bearings
  HK5016	50	58	16	CX	Cylindrical Roller Bearings
  HM231148/HM231110	149,225	236,538	57,15	KOYO	Tapered Roller Bearings
  K05x08x08	5	8	8	CX	Needle Roller Bearings
  K22x29x16	22	29	16	CX	Needle Roller Bearings
  NU3215	75	130	41.3	KOYO	Cylindrical Roller Bearings
  NUP 310 ECP	110	50	27	SKF	Thrust Ball Bearings
  BR-526832			2.0000	IKO	NEEDLE BEARINGS
  9306K	30	47	9	FAF	DEEP GROOVE BALL BEARINGS
  63004-2RS1	20	42	16	SKF	DEEP GROOVE BALL BEARINGS
  XW-181/2				CONSOLIDATED	THRUST BALL BEARINGS