d - 28,575 mm

D - 66,421 mm

T - 23,812 mm

B - 25,433 mm

C - 19,05 mm

ra1 max. - 1,3 mm

a - 9,3 mm

Da - 58 mm

db - 34 mm

ra max. - 1,3 mm

da - 36 mm

Db - 60 mm

Weight - 0,416 Kg

Basic dynamic load rating (C) - 64,5 kN

Basic static load rating (C0) - 72,5 kN

(Grease) Lubrication Speed - 6 200 r/min

(Oil) Lubrication Speed - 8 200 r/min

Calculation factor (e) - 0,25

Calculation factor (Y0) - 1,3

Calculation factor (Y2) - 2,36

• Model Number:4T-2689/2631
• Inner Diameter：28,575mm Outer Diameter：66,421mm Width：23,812mm
• Type：Tapered Roller Bearings
• Update date：2025-12-29
• Application:medical equipment,sheet industry,EEG,Anesthetic Equipment,vacuum filter,Material handling equipment,thread processing machine,hot and cold box,Spectral Products,Spectrum Products,pneumatic
• Similar models:CX 2689/2631 Timken 2689/2630 FBJ 2689/2631 Timken 2689/2631 ISO 2689/2631 Fersa 2689/2631 NTN 4T-2689/2631 KOYO 2689X/2631 Timken 2689/2631-B KOYO 2689/2631
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-2689/2631 products，there is large inventory of NTN 4T-2689/2631 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-2689/2631 Which NTN 4T-2689/2631 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
  234772	370	540	212	ISO	Thrust Ball Bearings
  30212	60	110	23,75	ISB	Tapered Roller Bearings
  33216F	80	140	46	Fersa	Tapered Roller Bearings
  36KLL	6	19	14,27	Timken	Deep Groove Ball Bearings
  562948W4/GNP4	240	320	96	NTN	Thrust Ball Bearings
  7220 CDT	100	180	68	ISO	Angular Contact Ball Bearings
  77R8	12,7	28,575	7,938	FBJ	Deep Groove Ball Bearings
  C 3024 K + AHX 3024	180	115	60	SKF	Cylindrical Roller Bearings
  CRD-3413	170	280	76	NTN	Tapered Roller Bearings
  NK25/16	25	33	16	CX	Needle Roller Bearings
  M-28121	44,45	53,975	19,05	NSK	Needle Roller Bearings
  N 1013 KTN/HC5SP	65	100	18	SKF	Cylindrical Roller Bearings
  N 322 ECM	240	110	50	SKF	Thrust Ball Bearings
  NJ 319	95	200	45	NSK	Cylindrical Roller Bearings
  NUP311-E-MA6	55	120	29	NKE	Cylindrical Roller Bearings
  W306PP	30	72	30,18	Timken	Deep Groove Ball Bearings
  FAX1.5	1.5	4	1.2	SKF	DEEP GROOVE BALL BEARINGS
  FYCJ-6R	6	19	12	NSK	NEEDLE BEARINGS
  K-41x48x31../2	41	48	31../2	CONSOLIDATED	NEEDLE BEARINGS
  29288EM	440	600		CONSOLIDATED	SPHERICAL ROLLER THRUST BEARINGS