d - 40 mm

D - 90 mm

T - 25,25 mm

B - 23 mm

C - 17 mm

a - 28,7 mm

r min. - 2 mm

r1 min. - 1,5 mm

da min. - 56 mm

Da min - 70 mm

Da max. - 81 mm

db max. - 50 mm

Db min. - 87 mm

ra max. - 2 mm

rb max. - 1,5 mm

Weight - 0,728 Kg

Basic dynamic load rating (C) - 80 kN

Basic static load rating (C0) - 89,5 kN

(Grease) Lubrication Speed - 3800 r/min

(Oil) Lubrication Speed - 5300 r/min

Calculation factor (e) - 0,83

Calculation factor (Y0) - 0,4

Calculation factor (Y1) - 0,73

• Model Number: HR31308J
• Inner Diameter：40mm Outer Diameter：90mm Width：25,25mm
• Type：Tapered Roller Bearings
• Update date：2025-04-21
• Application:medical equipment,Other machinery,tray industry,directional control valve,electrostatic protection,municipal machinery,Medium and large motor,Digital Generator,Seals,horizontal processing,electric pump
• Similar models:FBJ 31308 NKE 31308-DF NSK HR31308J FAG 31308-A Fersa 31308F SKF 31308J2/QCL7C FAG 31308-A-N11CA-A50-90 ZVL 31308A FAG 31308-XL-DF-A50-90 Timken 31308
• BEARING POWER International Trading Co.,Ltd. specialize in HR31308J products，there is large inventory of NSK HR31308J . We has been built up long-term cooperation with NSK company, could make a bulk order of the HR31308J Which NSK HR31308J 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
  22238-E1-K + AH2238G	180	340	92	FAG	Spherical Roller Bearings
  2316K	80	170	58	CX	Self-Aligning Ball Bearings
  24030CK30E4	150	225	75	NSK	Spherical Roller Bearings
  52428	144	280	196	CX	Thrust Ball Bearings
  80TP135	203,2	355,6	76,2	Timken	Thrust Roller Bearings
  ARXJ40X54X3	40,000	54,000	3,000	NTN	Needle Roller Bearings
  AST090 130100	130	135		AST	Plain Bearings
  ESA 20 0844	772	950,1		SIGMA	Thrust Ball Bearings
  FCDP 152206750	760	1030	750	ISB	Cylindrical Roller Bearings
  IJ123050				ILJIN	Angular Contact Ball Bearings
  N 1008	40	61	15	NACHI	Cylindrical Roller Bearings
  N313	65	140	33	CRAFT	Cylindrical Roller Bearings
  NA4905-2RS	25	42	17	CRAFT	Needle Roller Bearings
  EL40	40	68	9	RIV	DEEP GROOVE BALL BEARINGS
  22322CC	110	240	80	SKF	SPHERICAL ROLLER BEARINGS
  7312PJDU	60	130	31	MRC	ANGULAR CONTACT BALL BEARINGS
  94528	1.0000	1.5000	1.7500	Hyatt	JOURNAL ROLLER ASSEMBLIES
  FPXB1400	14.0000	14.6250	.3125	SKF	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  130BC03	130	280	58	Torrington	DEEP GROOVE BALL BEARINGS
  AH-314x65	70	65		CONSOLIDATED	WITHDRAWAL SLEEVES