d - 42,875 mm

D - 82,931 mm

T - 23,812 mm

B - 25,4 mm

C - 19,05 mm

ra1 max. - 0,8 mm

a - 6,2 mm

Da - 74 mm

db - 49 mm

ra max. - 3,5 mm

da - 55 mm

Db - 77 mm

Weight - 0,581 Kg

Basic dynamic load rating (C) - 76 kN

Basic static load rating (C0) - 98 kN

(Grease) Lubrication Speed - 4 500 r/min

(Oil) Lubrication Speed - 6 000 r/min

Calculation factor (e) - 0,33

Calculation factor (Y0) - 0,99

Calculation factor (Y2) - 1,79

• Model Number:4T-25577/25520
• Inner Diameter：42,875mm Outer Diameter：82,931mm Width：23,812mm
• Type：Tapered Roller Bearings
• Update date：2025-12-21
• Application:power source,rolling mill roll neck and slowdown device,Antenna Industry,Solenoid Valves,Insect Count,ventilation heating equipment,Plastic Equipment,baler,municipal machinery,coupling type,Technical Equipment
• Similar models:NTN 4T-25577/25520 Fersa 25577/25522 Timken 25577/25520 KOYO 25577/25520 NACHI 25577/25520 Fersa 25577/25521 Timken 25577/25522 CX 25577/25520 NSK 25577/25521 NACHI H-25577/H-25523
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-25577/25520 products，there is large inventory of NTN 4T-25577/25520 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-25577/25520 Which NTN 4T-25577/25520 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
  10N.6207.F075.E	35	72	17	SNR	Deep Groove Ball Bearings
  239/560-B-K-MB + H39/560-HG	530	750	140	FAG	Spherical Roller Bearings
  23128 KW33	140	225	68	ISO	Spherical Roller Bearings
  53222+U222	110	160	40,2	NKE	Thrust Ball Bearings
  6018LU	90,000	140,000	24,000	NTN	Deep Groove Ball Bearings
  6213	65	120	23	KBC	Deep Groove Ball Bearings
  6219-2Z-N	95	170	32	NKE	Deep Groove Ball Bearings
  71920CVUJ74	100	140	20	SNR	Angular Contact Ball Bearings
  7221C	105	190	36	CYSD	Angular Contact Ball Bearings
  7314 B	70	150	35	NSK	Angular Contact Ball Bearings
  K35X42X16	35	42		INA	Needle Roller Bearings
  S71908 CE/P4A	62	40	12	SKF	Angular Contact Ball Bearings
  SL05 028 E	140	210	70	INA	Cylindrical Roller Bearings
  TAM 1520	15	22	20	IKO	Needle Roller Bearings
  NA4828	140	175	35	FAG	NEEDLE BEARINGS
  H3032	160	190		FAG	ADAPTERS
  NU1905E	25	42	9	SKF	CYLINDRICAL ROLLER BEARINGS
  S-192-LW	2.5000	6.0000	3.2500	RBC	NEEDLE BEARINGS
  6308.2RS	40	90	23	STEYR	DEEP GROOVE BALL BEARINGS
  GE-95SW	95	145	30	CONSOLIDATED	SPHERICAL PLAIN BEARINGS