d - 12,7 mm

D - 34,988 mm

T - 10,998 mm

B - 10,988 mm

C - 8,73 mm

ra1 max. - 1,3 mm

a - 2,5 mm

Da - 29 mm

db - 17 mm

ra max. - 1,3 mm

da - 18,5 mm

Db - 32 mm

Weight - 0,053 Kg

Basic dynamic load rating (C) - 12,3 kN

Basic static load rating (C0) - 11,6 kN

(Grease) Lubrication Speed - 12 000 r/min

(Oil) Lubrication Speed - 16 000 r/min

Calculation factor (e) - 0,45

Calculation factor (Y0) - 0,73

Calculation factor (Y2) - 1,32

• Model Number:4T-A4050/A4138
• Inner Diameter：12,7mm Outer Diameter：34,988mm Width：10,998mm
• Type：Tapered Roller Bearings
• Update date：2025-12-12
• Application:beverage production,medical equipment,Spectral Products,motor,Die,injection molding machine,Cleaning equipment,multi-knife lathe,forklift truck,ECG,stamping die and its equipment
• Similar models:Timken A4050/A4138 Timken A4050/A4138B KOYO A4050/A4138 SNR EC44050S01 NSK A4050/A4138 FBJ A4050/A4138 NTN 4T-A4050/A4138
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-A4050/A4138 products，there is large inventory of NTN 4T-A4050/A4138 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-A4050/A4138 Which NTN 4T-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.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  32004-X	20	42	15	FAG	Tapered Roller Bearings
  32222	110	200	56	NTN	Tapered Roller Bearings
  3782/20	44,45	93,264	30,163	PFI	Tapered Roller Bearings
  42350/42584	88,9	148,43	28,575	CX	Tapered Roller Bearings
  7056 BDT	280	420	130	ISO	Angular Contact Ball Bearings
  7232BCBM	160	290	48	SKF	Angular Contact Ball Bearings
  7238 C-UD	190	340	110	CX	Angular Contact Ball Bearings
  90BER10H	90	140	24	NSK	Angular Contact Ball Bearings
  Bo17	17	44	11	ISO	Deep Groove Ball Bearings
  ESFC212	60			SNR	Bearing Units
  NA6915	75	105	54	ISO	Needle Roller Bearings
  NJ 2220 ECM	180	100	46	SKF	Thrust Ball Bearings
  NNCL4980-V	400	502	140	NKE	Cylindrical Roller Bearings
  UCCX12-39	61,9125		65,1	KOYO	Bearing Units
  UCF205-15E	23,8125			FYH	Bearing Units
  UST202	15			SNR	Bearing Units
  411K	55	140	33	FAF	DEEP GROOVE BALL BEARINGS
  MR-52-SS			1.7500	McGill	NEEDLE BEARINGS
  NUP221E	105	190	36	SKF	CYLINDRICAL ROLLER BEARINGS
  81113			7.5	INA	THRUST ROLLER BEARINGS