d - 26,988 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 - 33 mm

ra max. - 1,5 mm

da - 35 mm

Db - 60 mm

Weight - 0,429 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-2688/2631
• Inner Diameter：26,988mm Outer Diameter：66,421mm Width：23,812mm
• Type：Tapered Roller Bearings
• Update date：2023-03-16
• Application:plastic rolling,welding equipment,lifting upgrade,Cylinder Micro,vertical pull,plastic blow molding,Pump,instrument,Grinding and polishing equipment,hydraulic pressure gauge,bag machine
• Similar models:NTN 4T-26882/26822 ISO 26880/26822 FBJ 42688/42620 CX 26886/26822 Timken 26881/26823 FBJ 26881/26822 NTN 4T-42688/42620 Timken 26880/26822A KOYO 2688/2631 Timken 26882/26823
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-2688/2631 products，there is large inventory of NTN 4T-2688/2631 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-2688/2631 Which NTN 4T-2688/2631 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
  239/950-MB-W33	950	1250	224	NKE	Spherical Roller Bearings
  23980-MB-W33	400	540	106	NKE	Spherical Roller Bearings
  242427 C5	110	180	69	SKF	Spherical Roller Bearings
  2872/2830	28,575		22,225	KOYO	Tapered Roller Bearings
  6076	380	560	82	CX	Deep Groove Ball Bearings
  525A/522	39,688		36,068	KOYO	Tapered Roller Bearings
  6044	220	340	56	ZEN	Deep Groove Ball Bearings
  7006 CD/HCP4AH	55	30	13	SKF	Angular Contact Ball Bearings
  BA 2824 Z	44,45	53,975	38,1	IKO	Needle Roller Bearings
  EE590675/591350	171,45	342,9	79,375	Timken	Tapered Roller Bearings
  GEG100ES	100	160		AST	Plain Bearings
  NJ 2206	30	62	20	SIGMA	Cylindrical Roller Bearings
  NJ 2206	30	62	20	NACHI	Cylindrical Roller Bearings
  NKXR40Z	40,000	52,000	32,000	NTN	Complex Bearings
  XLJ 9	228,6	304,8	38,1	SIGMA	Deep Groove Ball Bearings
  305P	25	62	17	FAF	DEEP GROOVE BALL BEARINGS
  22812-00	.7500	1.7500	.5000	General	DEEP GROOVE BALL BEARINGS
  AHX2316	80	75		SKF	WITHDRAWAL SLEEVES
  NKXR15	24	15		INA	NEEDLE BEARINGS
  MM45BS100P/4	45	100	20	CONSOLIDATED	ANGULAR CONTACT BALL SCREW SUPPORT BEARINGS