d - 12,7 mm

D - 34,987 mm

T - 10,998 mm

B - 10,988 mm

C - 8,73 mm

R - 1,3 mm

r - 1,3 mm

a - -2,5 mm

Da - 32 mm

db - 18,5 mm

da - 17 mm

Db - 29 mm

Aa - 0,1 mm

Ab - 1,1 mm

Weight - 0,05 Kg

Basic static load rating (C0) - 11,5 kN

Factor (G1) - 2,3

Factor (G2) - 4,1

Factor (Cg) - 0,0072

Factor (K) - 1,29

Basic dynamic load rating (C90) - 3,16

Basic dynamic load rating (Ca90) - 2,45

Basic dynamic load rating (C1) - 12,2 kN

Calculation factor (e) - 0,45

Calculation factor (Y) - 1,32

• Model Number: A4050/A4138
• Inner Diameter：12,7mm Outer Diameter：34,987mm Width：10,998mm
• Type：Tapered Roller Bearings
• Update date：2025-12-14
• Application:bathroom facilities,heating fans,sucker industry,Insect Capture,Textile Industry Accessories and Accessories,ventilation fans,dynamic blood pressure,Broadcasting System,extruder,Industrial,Handling machinery and various industrial machinery
• Similar models:KOYO A4050/A4138 NTN 4T-A4050/A4138 Timken A4050/A4138B FBJ A4050/A4138 SNR EC44050S01 Timken A4050/A4138 NSK A4050/A4138
• BEARING POWER International Trading Co.,Ltd. specialize in A4050/A4138 products，there is large inventory of Timken A4050/A4138 . We has been built up long-term cooperation with Timken company, could make a bulk order of the A4050/A4138 Which Timken A4050/A4138 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.

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  AST850SM 13060	130	135		AST	Plain Bearings
  CRO-8412LL	420	620	395	NTN	Tapered Roller Bearings
  GEG120ES-2RS	120	210		AST	Plain Bearings
  HR30326J	130	280	63,75	NSK	Tapered Roller Bearings
  K 25x30x26 - ZW	25	30		NBS	Needle Roller Bearings
  K22X28X20	22	28	20	CX	Needle Roller Bearings
  NA2050	50	80	28	KOYO	Needle Roller Bearings
  NJ1040	200	310	51	NSK	Cylindrical Roller Bearings
  NU348-E-M6	240	500	95	NKE	Cylindrical Roller Bearings
  SL182234	170	310	86	INA	Cylindrical Roller Bearings
  UC208	40	80	21	SNR	Deep Groove Ball Bearings
  UCF210-31	1.9375			IPTCI	PILLOW BLOCKS
  100226	.6250	1.0000	1.6250	Rollway	JOURNAL ROLLER ASSEMBLIES
  6210	90	50	20	STEYR	DEEP GROOVE BALL BEARINGS
  HMS-3060	9	Tr 300x4	24	CONSOLIDATED	LOCKNUTS COMPLETE WITH LOCKING CLAMP
  SY-70SD	70			CONSOLIDATED	PILLOW BLOCKS
  TWA-4458	2.7500	3.6250		CONSOLIDATED	THRUST NEEDLE BEARINGS