d - 55 mm

D - 120 mm

T - 31,5 mm

B - 29 mm

C - 25 mm

a - 25 mm

r1 min. - 2,5 mm

r2 min. - 2 mm

da max - 67 mm

Da min - 103 mm

Da max. - 110 mm

db min - 65 mm

Db min. - 111 mm

ra max. - 2 mm

Weight - 1,71 Kg

Basic dynamic load rating (C) - 150 kN

Basic static load rating (C0) - 170 kN

(Grease) Lubrication Speed - 3 300 r/min

(Oil) Lubrication Speed - 4 500 r/min

Calculation factor (e) - 0,35

Calculation factor (Y) - 1,7

Calculation factor (Y0) - 1

• Model Number:30311A
• Inner Diameter：55mm Outer Diameter：120mm Width：31,5mm
• Type：Tapered Roller Bearings
• Update date：2025-12-16
• Application:manual Tools,extruder,Pneumatic Control Elements,rubber products machinery and equipment,pump accessories,electronic materials,machine lathe,mechanical annex,ventilation fans,Tool,equipment
• Similar models:ISB 30311 NTN 4T-30311DDF KBC 30311J NSK HR30311J NSK HR30311DJ NACHI E30311J CRAFT 30311 KOYO 46T30311JR/57 NTN 430311XU Fersa 30311F
• BEARING POWER International Trading Co.,Ltd. specialize in 30311A products，there is large inventory of ZVL 30311A . We has been built up long-term cooperation with ZVL company, could make a bulk order of the 30311A Which ZVL 30311A 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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  22334 CCJA/W33VA405	360	170	120	SKF	Spherical Roller Bearings
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  23230-E1A-K-M + H2330	135	270	96	FAG	Spherical Roller Bearings
  455/453	50,8	107,95	27,795	Timken	Tapered Roller Bearings
  6006-2NSE	30	55	13	NACHI	Deep Groove Ball Bearings
  6303T1XVV	17	47	14	NSK	Deep Groove Ball Bearings
  HK 1612	22	16	12	SKF	Cylindrical Roller Bearings
  NNU6012	60	95	63	CX	Cylindrical Roller Bearings
  NP638318/NP477660	25	47	15	Timken	Tapered Roller Bearings
  PK55X67X27.3	55,000	67,000		NTN	Needle Roller Bearings
  PSL 212-300	771,449	898,525	63,881	TMB	Angular Contact Ball Bearings
  NJ2207E	35	72	23	FAG	CYLINDRICAL ROLLER BEARINGS
  L15RA600	6.0000	6.6250	.3125	FAG	ANGULAR CONTACT BALL BEARINGS
  WTPC-545-1	10.9680	11.3750		American	THRUST ROLLER BEARINGS
  GS81152	263	320		SKF	THRUST ROLLER BEARINGS
  W-23/8				INA	THRUST BALL BEARINGS
  61980M	400	540	65	SKF	DEEP GROOVE BALL BEARINGS
  6311.2RS	55	120	29	SKF	DEEP GROOVE BALL BEARINGS
  29492EM	460	800		CONSOLIDATED	SPHERICAL ROLLER THRUST BEARINGS
  6201-ZZNR	12	32	10	CONSOLIDATED	DEEP GROOVE BALL BEARINGS