d - 55 mm

D - 120 mm

T - 31,5 mm

B - 29 mm

C - 25 mm

a - 24 mm

Weight - 1,55 Kg

Basic dynamic load rating (C) - 142 kN

Basic static load rating (C0) - 163 kN

(Grease) Lubrication Speed - 3200 r/min

(Oil) Lubrication Speed - 4300 r/min

• Model Number: 30311 A
• Inner Diameter：55mm Outer Diameter：120mm Width：31,5mm
• Type：Tapered Roller Bearings
• Update date：2025-12-11
• Application:Gear grinding machine,preservation equipment,pump accessories,Grinding and polishing equipment,chuck industry,hanging clamp,hinge industry,sheet industry,Insect Capture,miscellaneous instruments,ventilation fans
• Similar models:FBJ 30311 FAG 30311-A ZVL 30311A ISO 30311 NSK HR30311J KOYO 46T30311JR/57 CX 30311A FBJ 30311D NTN 30311D NTN 30311
• BEARING POWER International Trading Co.,Ltd. specialize in 30311A products，there is large inventory of CX 30311 A . We has been built up long-term cooperation with CX company, could make a bulk order of the 30311 A Which CX 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.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  1219	95,000	170,000	32,000	SNR	Self-Aligning Ball Bearings
  1779/1729	23,812	56,896	19,367	CX	Tapered Roller Bearings
  22340-E1-K-JPA-T41A + AH2340	190	420	138	FAG	Spherical Roller Bearings
  22319EAKW33	95,000	200,000	67,000	SNR	Thrust Roller Bearings
  5209N	45	85	30.2	NACHI	Angular Contact Ball Bearings
  33211/Q	100	55	35	SKF	Tapered Roller Bearings
  4T-359S/354X	46,038	85	21,692	NTN	Tapered Roller Bearings
  6006				Ruville	Wheel Bearings
  6010	50	80	16	MPZ	Deep Groove Ball Bearings
  6206ZZ	30	62	16	NTN	Deep Groove Ball Bearings
  7202B	15	35	11	CYSD	Angular Contact Ball Bearings
  758/752	85,725	161,925	47,625	NSK	Tapered Roller Bearings
  DAC49880046	49	88	46	ISO	Angular Contact Ball Bearings
  E-2R5005	250,000	400,000	263,000	NTN	Cylindrical Roller Bearings
  HK 1012 2RS	10	14	12	NBS	Needle Roller Bearings
  HK2210	22	28	10	KOYO	Needle Roller Bearings
  KB2558UU	25	40	58	CX	Linear Bearings
  NK10/12	10,000	17,000	12,000	NTN	Needle Roller Bearings
  PSL 612-308	1095,375	1276,35	133,35	PSL	Tapered Roller Bearings
  619/32-2RS	32	52	10	CONSOLIDATED	DEEP GROOVE BALL BEARINGS