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：2025-12-15
• Application:lifting equipment Hoisting hoist,Security Equipment,Doppler,Body shaping,hook,office outdoor camping equipment,DC generators,aerial work equipment,construction machinery and equipment,atomizer class,Cylinder Pneumatic Treatment Element
• Similar models:FBJ A4050/A4138 KOYO A4050/A4138 NSK A4050/A4138 SNR EC44050S01 Timken A4050/A4138 Timken A4050/A4138B 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.

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  4405	19,05	42,88	16	INA	Thrust Ball Bearings
  52400/52618	101,6	157,162	36,512	CX	Tapered Roller Bearings
  7340 A	200	420	80	ISO	Angular Contact Ball Bearings
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  N3224	120	215	76	ISO	Cylindrical Roller Bearings
  NA6904	20	37	30	ISO	Needle Roller Bearings
  NK110/30	110	130	30	Timken	Needle Roller Bearings
  W 61818-2RS1	115	90	13	SKF	Deep Groove Ball Bearings
  N206E	30	62	16	FAG	CYLINDRICAL ROLLER BEARINGS
  GE100DO-2RS	100	150	70	ELGES	SPHERICAL PLAIN BEARINGS
  2062ZNR	30	62	16	SKF	DEEP GROOVE BALL BEARINGS
  6303.RS	17	47	14	STEYR	DEEP GROOVE BALL BEARINGS
  67/2.5-ZZ	2.5	5	2.3	CONSOLIDATED	DEEP GROOVE BALL BEARINGS