d - 36,512 mm

D - 76,2 mm

T - 29,37 mm

B - 28,575 mm

C - 23,812 mm

ra1 max. - 3,3 mm

a - 7,8 mm

Da - 64 mm

db - 44,5 mm

ra max. - 3,5 mm

da - 51 mm

Db - 72 mm

Weight - 0,605 Kg

Basic dynamic load rating (C) - 80,5 kN

Basic static load rating (C0) - 97 kN

(Grease) Lubrication Speed - 5 100 r/min

(Oil) Lubrication Speed - 6 800 r/min

Calculation factor (e) - 0,4

Calculation factor (Y0) - 0,82

Calculation factor (Y2) - 1,49

• Model Number:4T-31597/31520
• Inner Diameter：36,512mm Outer Diameter：76,2mm Width：29,37mm
• Type：Tapered Roller Bearings
• Update date：2026-01-03
• Application:non-ferrous metal alloy,generator,Other Machine Tools,Automation,coupling type,Generator,cleaning agent,Textile Accessories,extruder,Perfusion device,industrial skin care
• Similar models:Timken 31597/31521 Timken 31597/31520B Timken 31597/31520 NTN 4T-31597/31520 FBJ 31597/31520 ISO 31597/31520 KOYO 31597/31521 CX 31597/31520
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-31597/31520 products，there is large inventory of NTN 4T-31597/31520 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-31597/31520 Which NTN 4T-31597/31520 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
  2219	95	170	43	NKE	Self-Aligning Ball Bearings
  22244 CCK/W33	400	220	108	SKF	Spherical Roller Bearings
  23076-B-K-MB	380	560	135	FAG	Spherical Roller Bearings
  57428-N	41,275	72	19,558	KOYO	Tapered Roller Bearings
  618/630 MA	630	780	69	ISB	Deep Groove Ball Bearings
  7009 ACE/HCP4AH1	75	45	16	SKF	Angular Contact Ball Bearings
  85BER20XV1V	85	130	27	NSK	Angular Contact Ball Bearings
  GIKFL 6 PW	6	16	9	INA	Plain Bearings
  HJ-445628,2RS	69,85	88,9	44,45	KOYO	Needle Roller Bearings
  KBKL 20	20	32		NBS	Linear Bearings
  LJ1.1/8-2RS	34,925	63,5	15,875	RHP	Deep Groove Ball Bearings
  NN 3068 K	340	473	133	NSK	Cylindrical Roller Bearings
  Q1038	190	290	46	ISO	Angular Contact Ball Bearings
  217KD	85	150	28	FAF	DEEP GROOVE BALL BEARINGS
  249/800CA	800	1060	258	SKF	SPHERICAL ROLLER BEARINGS
  6219.2RSR	170	95	32	FAG	DEEP GROOVE BALL BEARINGS
  NJ2312	60	130	46	STEYR	CYLINDRICAL ROLLER BEARINGS
  GE200ES-2RS	200	290	130	SKF	SPHERICAL PLAIN BEARINGS
  61832M	160	200	20	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  54x82x10mm	54	82	10	CONSOLIDATED	OIL SEALS