d - 55 mm

D - 120 mm

T - 31,5 mm

B - 29 mm

C - 25 mm

a - 24 mm

d1 - 84 mm

r1 min. - 2,5 mm

r2 min. - 2,5 mm

r3 min. - 2 mm

r4 min. - 2 mm

Ca min. - 4 mm

Cb min. - 6,5 mm

da max - 71 mm

Da min - 104 mm

Da max. - 110 mm

db min - 65 mm

Db min. - 111 mm

ra max. - 2,5 mm

rb max. - 2 mm

Weight - 1,55 Kg

Basic dynamic load rating (C) - 166 kN

Basic static load rating (C0) - 163 kN

Fatigue load limit (Pu) - 19,3

Reference speed - 4800 r/min

Limiting speed - 5600 r/min

Calculation factor (e) - 0,35

Calculation factor (Y) - 1,7

Calculation factor (Y0) - 0,9

• Model Number:30311J2/Q
• Inner Diameter：55mm Outer Diameter：120mm Width：31,5mm
• Type：Tapered Roller Bearings
• Update date：2023-03-06
• Application:Chromatography Products,Hair styling device,plastic blow molding,noise inspection,Pneumatic Control Valves,food / grain / food equipment,light therapy instrument,plastic molding,industry test,Forklift industry,security
• Similar models:Timken 30311 CX 30311A ISO 30311 NTN 4T-30311 NTN 4T-30311DDF NTN 4T-430311DX CYSD 30311 Fersa 30311F SKF 30311J2/Q KBC 30311J
• BEARING POWER International Trading Co.,Ltd. specialize in 30311J2/Q products，there is large inventory of SKF 30311J2/Q . We has been built up long-term cooperation with SKF company, could make a bulk order of the 30311J2/Q Which SKF 30311J2/Q 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
  11207-TVH	35	72	52	FAG	Self-Aligning Ball Bearings
  180TAD20	180	280	120	NACHI	Thrust Ball Bearings
  23040CAKE4	200	310	82	NSK	Spherical Roller Bearings
  24038BK30	190	290	100	NTN	Spherical Roller Bearings
  63305ZZ	25,000	62,000	25,400	NTN	Deep Groove Ball Bearings
  7302	15	42	13	KOYO	Angular Contact Ball Bearings
  7313B	65	140	33	NACHI	Angular Contact Ball Bearings
  CS210LLU	50,000	90,000	20,000	NTN	Deep Groove Ball Bearings
  QJ 1096 N2MA	700	480	100	SKF	Angular Contact Ball Bearings
  N1022BMR1	110	155	28	NSK	Cylindrical Roller Bearings
  N28/710	710	870	95	ISO	Cylindrical Roller Bearings
  NU228	140	250	42	NTN	Cylindrical Roller Bearings
  SL183068	340	520	133	ISO	Cylindrical Roller Bearings
  SN215with20215	75	-	80	FAG	PILLOW BLOCKS
  TS208S1	1.1250	3.1496	1.4375	FED	AGRICULTURAL BALL BEARINGS
  R6.2Z	.3750	.8750	.2812	FAG	DEEP GROOVE BALL BEARINGS
  BK1312	19		12	SKF	NEEDLE BEARINGS
  4312	60	130	46	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  XLS-23/4	2.7500	4.1250	.6875	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  SN-313..6313	65	-	90	CONSOLIDATED	PILLOW BLOCKS