d - 70 mm

D - 115 mm

T - 29 mm

B - 29 mm

C - 23 mm

ra1 max. - 2,5 mm

a - 2,5 mm

Da - 103 mm

db - 77 mm

ra max. - 3 mm

da - 83 mm

Db - 110 mm

Weight - 1,13 Kg

Basic dynamic load rating (C) - 124 kN

Basic static load rating (C0) - 171 kN

(Grease) Lubrication Speed - 3 100 r/min

(Oil) Lubrication Speed - 4 100 r/min

Calculation factor (e) - 0,43

Calculation factor (Y0) - 0,77

Calculation factor (Y2) - 1,39

• Model Number:4T-JM612949/JM612910
• Inner Diameter：70mm Outer Diameter：115mm Width：29mm
• Type：Tapered Roller Bearings
• Update date：2025-12-12
• Application:power source,forming machine,teaching equipment,metal mold,cleaning agent,E Beauty,electric hydraulic lifting platform,other lathe,Machine tool accessories,intermediate,altimeter etc
• Similar models:NTN 4T-JM612949/JM612910 ISO JM612949/10 NSK JM612949/JM612910 CX JM612949/10 KOYO JM612949/JM612910 Timken JM612949/JM612910 Fersa JM612949/JM612910
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-JM612949/JM612910 products，there is large inventory of NTN 4T-JM612949/JM612910 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-JM612949/JM612910 Which NTN 4T-JM612949/JM612910 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
  204KLL2	20	47	17,75	Timken	Deep Groove Ball Bearings
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  22256MW33	280	500	130	CRAFT	Spherical Roller Bearings
  22330 CCJA/W33VA406	320	150	108	SKF	Spherical Roller Bearings
  24192 K30	460	760	300	ISB	Spherical Roller Bearings
  292/670-EM	670	900	140	NKE	Thrust Roller Bearings
  BAM 2410	38,1	47,625	15,88	IKO	Needle Roller Bearings
  BK 2518 RS	25	32	18	NBS	Needle Roller Bearings
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  KLM35	35	52	70	NTN	Linear Bearings
  LL510749/10	63,5	92,075	13,495	ISO	Tapered Roller Bearings
  M238840/10	177,8	269,875	55,562	CX	Tapered Roller Bearings
  NP 1092	460	624		NACHI	Cylindrical Roller Bearings
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  RPNA40/55	55		20	SKF	SELF ALIGNING NEEDLE BEARINGS WITHOUT INNER RACE
  10409	45	120	29	SKF	SELF
  6317NR	85	180	41	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  KC-42XPO	4.2500	5.0000	.3750	CONSOLIDATED	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  MR-14			1.0000	CONSOLIDATED	NEEDLE BEARINGS