d - 45 mm

D - 100 mm

T - 27,25 mm

B - 25 mm

C - 18 mm

a - 32 mm

r1 min. - 2 mm

r2 min. - 2 mm

r3 min. - 1,5 mm

r4 min. - 1,5 mm

da max - 57 mm

Da min - 79 mm

db min - 53 mm

Db min. - 95 mm

Weight - 1 Kg

Basic dynamic load rating (C) - 100 kN

Basic static load rating (C0) - 105 kN

Limiting speed - 6700 r/min

Calculation factor (e) - 0,83

Calculation factor (Y) - 0,73

Calculation factor (Y0) - 0,4

• Model Number: 31309
• Inner Diameter：45mm Outer Diameter：100mm Width：27,25mm
• Type：Tapered Roller Bearings
• Update date：2025-04-21
• Application:diagnostic test paper,equipment,Material handling equipment,packaging machinery,Hair styling device,Storage Device,car and accessories,Grinding and polishing equipment,motor,Display Devices,sterilizers
• Similar models:SKF 31309J2/QCL7C FAG 31309-A-N11CA-A60-100 CX 31309A Timken X31309M/Y31309M ISO 31309 SKF 31309J2/QCL7CDF Fersa 31309F NSK HR31309J NKE 31309-DF Timken 31309
• BEARING POWER International Trading Co.,Ltd. specialize in 31309 products，there is large inventory of NKE 31309 . We has been built up long-term cooperation with NKE company, could make a bulk order of the 31309 Which NKE 31309 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
  16084	420	620	63	ISO	Deep Groove Ball Bearings
  231/500EK	500	830	264	NACHI	Cylindrical Roller Bearings
  23168 K	340	580	190	ISB	Spherical Roller Bearings
  305DTVL727				Timken	Angular Contact Ball Bearings
  5209AZ	45	85	30.2	NACHI	Angular Contact Ball Bearings
  7038	190	290	46	NACHI	Angular Contact Ball Bearings
  AST650 WC40	40	80		AST	Plain Bearings
  562064	320	438		NTN	Thrust Ball Bearings
  607	7	19	6	NTN	Deep Groove Ball Bearings
  E-R1745	83,779	140,050	33,000	NTN	Cylindrical Roller Bearings
  GY1106KRRB SGT	34,925	72	42,87	Timken	Deep Groove Ball Bearings
  HSB910C	50	72	12	NTN	Angular Contact Ball Bearings
  TAM 1020	10	17	20	IKO	Needle Roller Bearings
  UCT214-44	69,85			KOYO	Bearing Units
  L18RA400	4.0000	4.6250	.3125	FAG	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  MUL410	50	130	31	Rollway	CYLINDRICAL ROLLER BEARINGS
  NBX2030Z	30	20		IKO	NEEDLE BEARINGS
  RK4010X	.1250	.3125	.1406	RMB	DEEP GROOVE BALL BEARINGS
  37x47x4mm	37	47	4	CONSOLIDATED	OIL SEALS
  26x42x10mm	26	42	10	CONSOLIDATED	OIL SEALS