d - 20,638 mm

D - 49,225 mm

T - 19,845 mm

B - 19,845 mm

C - 15,875 mm

R - 1,5 mm

r - 1,5 mm

a - -7,1 mm

Da - 45,5 mm

db - 28,5 mm

da - 26 mm

Db - 42,5 mm

Aa - 0,9 mm

Ab - 1,1 mm

Weight - 0,18 Kg

Basic static load rating (C0) - 43,2 kN

Factor (G1) - 8,6

Factor (G2) - 6,2

Factor (Cg) - 0,0109

Factor (K) - 1,81

Basic dynamic load rating (C90) - 10,5

Basic dynamic load rating (Ca90) - 5,79

Basic dynamic load rating (C1) - 40,4 kN

Calculation factor (e) - 0,32

Calculation factor (Y) - 1,86

• Model Number: 12580/12520
• Inner Diameter：20,638mm Outer Diameter：49,225mm Width：19,845mm
• Type：Tapered Roller Bearings
• Update date：2025-04-22
• Application:test equipment,vertical sawing machine,reducer,noise inspection,oral medical device,medical equipment,Machine Tool Accessories,extruder,coal,spreader series,packing equipment
• Similar models:NACHI 12580/12520 NSK 12580/12520 FBJ 12580/12520 NTN 4T-12580/12520 Timken 12580/12520 KOYO 12580/12520 CX 12580/12520 ISO 12580/12520
• BEARING POWER International Trading Co.,Ltd. specialize in 12580/12520 products，there is large inventory of Timken 12580/12520 . We has been built up long-term cooperation with Timken company, could make a bulk order of the 12580/12520 Which Timken 12580/12520 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
  19138X/19268-B	35	68,262	16,52	Timken	Tapered Roller Bearings
  53240U	200	280	65,3	KOYO	Thrust Ball Bearings
  62203-2RS	17	40	16	SIGMA	Deep Groove Ball Bearings
  84115/84155	292,1	393,7	63,5	ISO	Tapered Roller Bearings
  GE300ES	300	430	165	LS	Plain Bearings
  GEZ 204 ES-2LS	57,15	90,488	50,013	SKF	Plain Bearings
  K81104TN	20	35		NBS	Thrust Roller Bearings
  NA6901	12	24	22	CX	Needle Roller Bearings
  NU244	220	400	65	KOYO	Cylindrical Roller Bearings
  RNA 4909 2RS	52	68	22	NBS	Needle Roller Bearings
  NJ317	85	180	41	FAG	CYLINDRICAL ROLLER BEARINGS
  R1314WB	70	150	35	Hyatt	CYLINDRICAL ROLLER BEARINGS
  SA2-60B	3.7500	5.8750	3.2812	NTN	SPHERICAL PLAIN BEARINGS
  NAO75x105x30	75	105	30	INA	NEEDLE BEARINGS
  3213	120	65	23	New Departure	DEEP GROOVE BALL BEARINGS
  6206	62	30	16	SKF	DEEP GROOVE BALL BEARINGS
  SS694-ZZ	4	11	4	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  NF-303E	17	47	14	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  K-60x68x30../2	60	68	30../2	CONSOLIDATED	NEEDLE BEARINGS
  A-5317WB	85	180	2.8750	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS