d - 31,75 mm

D - 66,421 mm

T - 25,4 mm

B - 25,357 mm

C - 20,638 mm

ra1 max. - 3,3 mm

a - 9,1 mm

Da - 57 mm

db - 37,5 mm

ra max. - 0,8 mm

da - 38,5 mm

Db - 62 mm

Weight - 0,409 Kg

Basic dynamic load rating (C) - 69 kN

Basic static load rating (C0) - 81,5 kN

(Grease) Lubrication Speed - 5 700 r/min

(Oil) Lubrication Speed - 7 600 r/min

Calculation factor (e) - 0,27

Calculation factor (Y0) - 1,21

Calculation factor (Y2) - 2,19

• Model Number: 4T-2580/2520
• Inner Diameter：31,75mm Outer Diameter：66,421mm Width：25,4mm
• Type：Tapered Roller Bearings
• Update date：2025-12-15
• Application:Technical Equipment,Industrial,hook,electrostatic protection,Switch,suction nozzle,ignition system,office outdoor camping equipment,Pest Monitoring,orthodontic material,water protection
• Similar models:NACHI 2580/2523 NACHI 12580/12520 Fersa 2580/2520 Timken 2580/2524YD+X2S-2580 CX 2580/2523S ISO 2580/2523 CX 2580/2520 NTN 4T-12580/12520 FBJ 2580/2523S Timken 2580/2523S
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-2580/2520 products，there is large inventory of NTN 4T-2580/2520 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-2580/2520 Which NTN 4T-2580/2520 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
  16092	460	680	71	ISO	Deep Groove Ball Bearings
  31317	85	180	44,5	Timken	Tapered Roller Bearings
  63800	10	19	7	ZEN	Deep Groove Ball Bearings
  7316 ADT	80	170	78	ISO	Angular Contact Ball Bearings
  F61703	17	23	4	ZEN	Deep Groove Ball Bearings
  FWF-222814-E	22	28		NSK	Needle Roller Bearings
  GE15-FW	15	30	16	INA	Plain Bearings
  GEG70ES-2RS	70	120	70	FBJ	Plain Bearings
  K45×49×19	45	49		NTN	Needle Roller Bearings
  NA6901-XL	12	24	22	INA	Needle Roller Bearings
  NANF207	35			FYH	Bearing Units
  NJ415	75	190	45	NTN	Cylindrical Roller Bearings
  NKJS45	45	72	22	KOYO	Needle Roller Bearings
  R 1810 ZZ	7,938	12,7	3,967	NSK	Deep Groove Ball Bearings
  118-KSFG	90	140	24	MRC	DEEP GROOVE BALL BEARINGS
  NLJ-15/8	1.6250	3.5000	.7500	RHP	SELF
  7212CDP4GA	60	110	22	SKF	ANGULAR CONTACT BALL BEARINGS
  307PP	35	80	21	NH	DEEP GROOVE BALL BEARINGS
  6026TP/5	130	200	33	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  HMV-21I			42	CONSOLIDATED	HYDRAULIC NUTS