d - 55 mm

D - 120 mm

T - 31.5 mm

B - 29 mm

C - 25 mm

a - 25.1 mm

r1 min. - 2.5 mm

r2 min. - 2.5 mm

r3 min. - 2 mm

r4 min. - 2 mm

Weight - 1.62 Kg

Basic dynamic load rating (C) - 146 kN

Basic static load rating (C0) - 170 kN

(Grease) Lubrication Speed - 3200 r/min

(Oil) Lubrication Speed - 4300 r/min

Calculation factor (e) - 0.35

Calculation factor (Y) - 1.7

Calculation factor (Y0) - 0.96

• Model Number: 30311J
• Inner Diameter：55mm Outer Diameter：120mm Width：31.5mm
• Type：Tapered Roller Bearings
• Update date：2023-10-02
• Application:metal mold,Laser Devices,natural instruments,hydraulic cylinder,Gas turbine,sawing machine,Broadcasting System,medical equipment,molding machine,electric hydraulic lifting platform,Pneumatic Actuator
• Similar models:Timken X30311/Y30311 ISB 30311 NTN 30311D KOYO 46T30311JR/57 Fersa 30311F KOYO 30311JR PFI 30311 Timken 30311 NTN 30311 CYSD 30311
• BEARING POWER International Trading Co.,Ltd. specialize in 30311J products，there is large inventory of KBC 30311J . We has been built up long-term cooperation with KBC company, could make a bulk order of the 30311J Which KBC 30311J 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
  230/1000BK	1000	1420	308	NTN	Spherical Roller Bearings
  32024-X-DF	120	180	76	NKE	Tapered Roller Bearings
  32222-XL	110	200	56	FAG	Tapered Roller Bearings
  3801-B-2RSR-TVH	12	21	7	FAG	Angular Contact Ball Bearings
  5436				Ruville	Wheel Bearings
  6219ZZ	95	170	32	NACHI	Deep Groove Ball Bearings
  6903NKE	17	30	7	NACHI	Deep Groove Ball Bearings
  GE 110 SX	110	170	38	INA	Plain Bearings
  K18X24X12	18,000	24,000		NTN	Needle Roller Bearings
  N211	55	100	21	AST	Cylindrical Roller Bearings
  N2952	260	360	60	CX	Cylindrical Roller Bearings
  NA1055	55	85	20	Timken	Needle Roller Bearings
  NJ2312	60	130	46	ISO	Cylindrical Roller Bearings
  NJ308-E-TVP3+HJ308-E	40	90	23	NKE	Cylindrical Roller Bearings
  NK75/35	75	92	35	ISO	Needle Roller Bearings
  24188CAB	440	720	280	SKF	SPHERICAL ROLLER BEARINGS
  H206	30	45		SKF	ADAPTERS
  R-24	1.5000	2.6250	.4375	FAG	DEEP GROOVE BALL BEARINGS
  6224Z	120	215	40	SKF	DEEP GROOVE BALL BEARINGS
  F-697-ZZ	7	17	5	CONSOLIDATED	DEEP GROOVE BALL BEARINGS