d - 39,688 mm

D - 76,2 mm

T - 23,812 mm

B - 25,654 mm

C - 19,05 mm

ra1 max. - 3,3 mm

a - 7,8 mm

Da - 66 mm

db - 45 mm

ra max. - 3,5 mm

da - 52 mm

Db - 70 mm

Weight - 0,477 Kg

Basic dynamic load rating (C) - 73 kN

Basic static load rating (C0) - 90,5 kN

(Grease) Lubrication Speed - 5 100 r/min

(Oil) Lubrication Speed - 6 800 r/min

Calculation factor (e) - 0,3

Calculation factor (Y0) - 1,09

Calculation factor (Y2) - 1,98

• Model Number: 4T-2789/2720
• Inner Diameter：39,688mm Outer Diameter：76,2mm Width：23,812mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:manual Tools,machine tool spindle,directional control valve,agriculture,gear grinding machine,luminescent reagent,beverage production,coupling type,Performance test,hydraulic cylinder,standing experimental equipment
• Similar models:NACHI 2789/2735X KOYO 2789R/2735X NSK 2789/2720 Timken 2789/2720 CX 2789/2720 Timken 2789/2729 Timken 2789/2735X Fersa 2789/2729 NTN 4T-2789/2729 NTN 4T-2789/2720
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-2789/2720 products，there is large inventory of NTN 4T-2789/2720 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-2789/2720 Which NTN 4T-2789/2720 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
  232/600 KW33	600	1090	388	ISO	Spherical Roller Bearings
  438/432	44,45	95,25	27,783	FBJ	Tapered Roller Bearings
  4R13003	650,000	920,000	690,000	NTN	Cylindrical Roller Bearings
  6410	50	130	31	NKE	Deep Groove Ball Bearings
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  GX120S	120	230	64	FBJ	Plain Bearings
  M246949/10	237,33	336,55	65,088	ISO	Tapered Roller Bearings
  NF211	55	100	21	FBJ	Cylindrical Roller Bearings
  NUP 2240 E	200	360	98	NACHI	Cylindrical Roller Bearings
  R150.23				SNR	Wheel Bearings
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  UC312	60	130	71	ISO	Deep Groove Ball Bearings
  RA110RR	1.6250	3.3465	.7480	FAF	BALL BEARINGS
  NJ2324E	120	260	86	SKF	CYLINDRICAL ROLLER BEARINGS
  SAF-516	2.7500			Torrington	PILLOW BLOCKS
  SUCSP209-28	1.7500			IPTCI	STAINLESS STEEL PILLOW BLOCKS
  62810	50	65	10	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  KB-50ARO	5.0000	5.6250	.3125	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS
  HC71922TGP/4	110	150	20	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS