d - 55 mm

D - 120 mm

T - 31,5 mm

B - 29 mm

C - 21 mm

a - 39 mm

r1 min. - 2,5 mm

r2 min. - 2,5 mm

r3 min. - 2 mm

r4 min. - 2 mm

da max - 68 mm

Da min - 94 mm

db min - 65 mm

Db min. - 113 mm

Weight - 1,6 Kg

Basic dynamic load rating (C) - 122 kN

Basic static load rating (C0) - 138 kN

Limiting speed - 5600 r/min

Calculation factor (e) - 0,83

Calculation factor (Y) - 0,73

Calculation factor (Y0) - 0,4

• Model Number:31311
• Inner Diameter：55mm Outer Diameter：120mm Width：31,5mm
• Type：Tapered Roller Bearings
• Update date：2023-03-15
• Application:nail products,linear drive,auto tools,survey accessories,chromatography,horizontal processing,packaging machinery,Machine tool accessories,Cylinder Pneumatic Treatment Element,Hair styling device,SPA equipment
• Similar models:Timken X31311M/Y31311M FAG 31311-A-N11CA-A80-120 SNR 31311A CX 31311A ISB 31311J/DF FBJ 31311 NSK HR31311J FAG 31311-A CYSD 31311 NKE 31311-DF
• BEARING POWER International Trading Co.,Ltd. specialize in 31311 products，there is large inventory of NKE 31311 . We has been built up long-term cooperation with NKE company, could make a bulk order of the 31311 Which NKE 31311 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
  2210	50,000	90,000	23,000	SNR	Self-Aligning Ball Bearings
  32912XA	60	85	17	NTN	Tapered Roller Bearings
  4R12001	600,000	870,000	640,000	NTN	Cylindrical Roller Bearings
  53315	75	135	48,1	FAG	Thrust Ball Bearings
  61901	12	24	6	SKF	Deep Groove Ball Bearings
  6913ZZ	65	90	13	NACHI	Deep Groove Ball Bearings
  7205AC	25	52	15	CRAFT	Angular Contact Ball Bearings
  AST20 WC13IB	22,225	41,275		AST	Plain Bearings
  F2-6	2	6	3	ZEN	Thrust Ball Bearings
  HB110 /S 7CE1	110	150	20	SNFA	Angular Contact Ball Bearings
  M-1281	19,05	25,4	12,7	NSK	Needle Roller Bearings
  N203KLL	55,5625	120	55,56	Timken	Deep Groove Ball Bearings
  NU238 E	190	340	55	CX	Cylindrical Roller Bearings
  NU314ECM/HC5C3	70	150	35	SKF	Cylindrical Roller Bearings
  PCJ35-N	35			INA	Bearing Units
  9102P	15	32	9	FAF	DEEP GROOVE BALL BEARINGS
  124-KR	120	180	28	MRC	ANGULAR CONTACT BALL BEARINGS
  W208PPB5	1.1250	3.1496	1.4375	FAF	AGRICULTURAL BALL BEARINGS
  7038CDP4GA	190	290	46	SKF	ANGULAR CONTACT BALL BEARINGS
  7618DLG	1.1250	2.5625	.7500	CONSOLIDATED	DEEP GROOVE BALL BEARINGS