d - 40 mm

D - 90 mm

T - 50,5 mm

B - 23 mm

r3 min. - 1,5 mm

r4 min. - 1,5 mm

r5 min. - 0,6 mm

2B - 46 mm

da max - 51 mm

Da min - 71 mm

Da max. - 81 mm

Weight - 1,58 Kg

Basic dynamic load rating (C) - 138 kN

Basic static load rating (C0) - 164 kN

Limiting speed - 7500 r/min

Calculation factor (e) - 0,83

Calculation factor (Y0) - 0,4

Calculation factor (Y1) - 0,72

Calculation factor (Y2) - 1,21

• Model Number:31308-DF
• Inner Diameter：40mm Outer Diameter：90mm Width：50,5mm
• Type：Tapered Roller Bearings
• Update date：2023-03-06
• Application:Reflective Materials Industrial fabrics,packaging machinery,thread processing machine,Internal thread type,Performance test,tire industry,directional control valve,Textile Industry Accessories and Accessories,mobile toilet,safety testing,sheet industry
• Similar models:SKF 31308J2/QCL7CDF CX 31308A NKE 31308 SKF 31308J2/QCL7C Fersa 31308F FAG 31308-XL-DF-A50-90 CYSD 31308 FAG 31308-A FAG 31308-XL-DF-A115-155 SNR 31308A
• BEARING POWER International Trading Co.,Ltd. specialize in 31308-DF products，there is large inventory of NKE 31308-DF . We has been built up long-term cooperation with NKE company, could make a bulk order of the 31308-DF Which NKE 31308-DF 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
  2320SK	100	215	73	NTN	Self-Aligning Ball Bearings
  608/HR11QN	8	22	7	SKF	Deep Groove Ball Bearings
  6318N	90	190	43	NTN	Deep Groove Ball Bearings
  7214DF	70	125	24	NTN	Angular Contact Ball Bearings
  7330 BDB	150	320	130	ISO	Angular Contact Ball Bearings
  C2220K	100	180	46	SKF	Cylindrical Roller Bearings
  HH234049/HH234010	152,4	307,975	88,9	Timken	Tapered Roller Bearings
  GNE40-KRR-B	40	90	54,6	INA	Deep Groove Ball Bearings
  N422	110	280	65	KOYO	Cylindrical Roller Bearings
  NAF 102612	10	26	12	IKO	Needle Roller Bearings
  NJ 216 ECML	140	80	26	SKF	Thrust Ball Bearings
  PSL 412-301	360	419	38	TMB	Cylindrical Roller Bearings
  SIBP28S	28		35	AST	Plain Bearings
  UCFCX16	80			CX	Bearing Units
  USPLE206	30			SNR	Bearing Units
  9118K	90	140	24	FAF	DEEP GROOVE BALL BEARINGS
  9106KD	30	55	13	FAF	DEEP GROOVE BALL BEARINGS
  219-MFF	95	170	32	MRC	DEEP GROOVE BALL BEARINGS
  T743				Rollway	THRUST ROLLER BEARINGS
  31320X	100	215	51	STEYR	TAPERED ROLLER BEARINGS