d - 44,45 mm

D - 83,058 mm

T - 23,813 mm

B - 25,4 mm

C - 19,05 mm

r min. - 3,56 mm

r1 min. - 3,56 mm

r2 min. - 3,2 mm

S - 6,1 mm

da max - 53 mm

Da min - 71 mm

Da max. - 74 mm

db min - 56,5 mm

Db min. - 73 mm

ra max. - 3 mm

rb max. - 3 mm

Weight - 0,541 Kg

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

Basic static load rating (C0) - 106 kN

(Grease) Lubrication Speed - 4 200 r/min

(Oil) Lubrication Speed - 5 600 r/min

Calculation factor (e) - 0,33

Calculation factor (Y) - 1,8

Calculation factor (Y0) - 1

• Model Number: K-25580/K-25521
• Inner Diameter：44,45mm Outer Diameter：83,058mm Width：23,813mm
• Type：Tapered Roller Bearings
• Update date：2025-12-09
• Application:plastic molding,electrocardiograph,woodworking machinery,rock drilling machinery,Cylinder Micro,crimping tools,printing machinery,Industry,Internal thread type,linear drive,test strip
• Similar models:Fersa 25580/25521 Timken 25580/25520D+X3S-25580 NSK 25580/25520 AST 25580/25522 Timken 25580/25520DC+X1S-25581 Fersa 25580/25520 Timken 25580/25520 CX 25580/25522 ZVL K-25580/K-25521 PFI 25580/21
• BEARING POWER International Trading Co.,Ltd. specialize in K-25580/K-25521 products，there is large inventory of ZVL K-25580/K-25521 . We has been built up long-term cooperation with ZVL company, could make a bulk order of the K-25580/K-25521 Which ZVL K-25580/K-25521 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
  33111A	55	95	30	ZVL	Tapered Roller Bearings
  6212	60	110	22	ZEN	Deep Groove Ball Bearings
  7022UDBTP4	110	170	84	NTN	Angular Contact Ball Bearings
  88504	20	47	17,75	SIGMA	Deep Groove Ball Bearings
  F691X-2Z	1,5	5	2,6	ZEN	Deep Groove Ball Bearings
  K68×75×21	68	75		NTN	Needle Roller Bearings
  NJ240 EM	200	360	58	AST	Cylindrical Roller Bearings
  NJ18/670	670	820	69	ISO	Cylindrical Roller Bearings
  NJ344 E	220	460	88	CX	Cylindrical Roller Bearings
  NU217	85	150	28	NTN	Cylindrical Roller Bearings
  S3308	40	90	36,5	ZEN	Angular Contact Ball Bearings
  SQGL5				LS	Plain Bearings
  VLI 20 0644 N	546	748		INA	Thrust Ball Bearings
  MS-5-FF	.5000	1.6250	.6250	FED	DEEP GROOVE BALL BEARINGS
  20228	140	250	42	New Departure	ANGULAR CONTACT BALL BEARINGS
  95432	.8750	1.5000	2.0000	Hyatt	JOURNAL ROLLER ASSEMBLIES
  NU418	90	225	54	STEYR	CYLINDRICAL ROLLER BEARINGS
  306-ZNR	30	72	19	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  6303TP/5	17	47	14	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  FYT-114	1.8750			CONSOLIDATED	PILLOW BLOCKS