d - 55 mm

D - 120 mm

T - 31,5 mm

B - 29 mm

C - 25 mm

Weight - 1,63 Kg

Basic dynamic load rating (C) - 152 kN

Basic static load rating (C0) - 188 kN

(Grease) Lubrication Speed - 3400 r/min

(Oil) Lubrication Speed - 4300 r/min

• Model Number: 30311
• Inner Diameter：55mm Outer Diameter：120mm Width：31,5mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:raw material accessories,noise reduction equipment,electronic components,gear grinding machine,engine,equipment,Perfusion device,aerial work platform,car instrument,orthodontic material,wall industry
• Similar models:SKF 30311J2/Q NTN 30311D NACHI E30311DJ FAG 30311-A ZVL 30311A FBJ 30311 NSK HR30311DJ CYSD 30311 KOYO 30311DJR NTN 4T-430311DX
• BEARING POWER International Trading Co.,Ltd. specialize in 30311 products，there is large inventory of CYSD 30311 . We has been built up long-term cooperation with CYSD company, could make a bulk order of the 30311 Which CYSD 30311 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
  23034BK	170	260	67	NTN	Spherical Roller Bearings
  23056W33	280	420	106	ISO	Spherical Roller Bearings
  6811N	55	72	9	NACHI	Deep Groove Ball Bearings
  39580/39520	57,15	112,712	30,162	FBJ	Tapered Roller Bearings
  6048-M	240	360	56	NKE	Deep Groove Ball Bearings
  6309-RS	45	100	25	ISB	Deep Groove Ball Bearings
  68/560	560	680	56	NSK	Deep Groove Ball Bearings
  7006 C-UD	30	55	26	CX	Angular Contact Ball Bearings
  7006CDF	30	55	13	CYSD	Angular Contact Ball Bearings
  7020 C-UD	100	150	48	CX	Angular Contact Ball Bearings
  81172	360	440		CX	Thrust Roller Bearings
  LH-22215BK	75	130	31	NTN	Spherical Roller Bearings
  LL889049/10	1270	1435,1	69,85	CX	Tapered Roller Bearings
  NJ318	90	190	43	FAG	CYLINDRICAL ROLLER BEARINGS
  HK5024-2RS	58		24	FAG	NEEDLE BEARINGS
  3814-2Z	70	90	15	INA	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  SNW36x67/16	180	230		SKF	ADAPTERS
  6814DD	70	90	10	NSK	DEEP GROOVE BALL BEARINGS
  3319	95	200	45	New Departure	DEEP GROOVE BALL BEARINGS
  KA-75CPO	7.5000	8.0000	.2500	CONSOLIDATED	DEEP GROOVE BALL BEARINGS