d - 90 mm

D - 190 mm

T - 103 mm

C - 70 mm

a - 124 mm

d1 - 138 mm

r1 min. - 4 mm

r2 min. - 4 mm

r5 min. - 1 mm

Cb min. - 16,5 mm

db min - 105 mm

Db min. - 179 mm

ra max. - 3 mm

rc max. - 1 mm

Weight - 12,5 Kg

Basic dynamic load rating (C) - 457 kN

Basic static load rating (C0) - 630 kN

Fatigue load limit (Pu) - 73,5

Reference speed - 1900 r/min

Limiting speed - 3400 r/min

Calculation factor (e) - 0,83

Calculation factor (Y0) - 0,8

Calculation factor (Y1) - 0,81

Calculation factor (Y2) - 1,2

• Model Number:31318T103J2/DB31
• Inner Diameter：90mm Outer Diameter：190mm Width：103mm
• Type：Tapered Roller Bearings
• Update date：2025-12-12
• Application:Broadcasting System,hydraulic cylinder,Broadcasting System,Wire grinder,Beauty and Body,Pneumatic Control Valves,Grinding and polishing equipment,thread processing machine,static control,agriculture,plastic rolling
• Similar models:CYSD 31318 Timken X31318M/Y31318M NSK HR31318J CX 31318A Fersa 31318F SKF 31318J2/DF NKE 31318 ZVL 31318A FAG 31318-N11CA-A120-160 FAG 31318-N11CA-A160-200
• BEARING POWER International Trading Co.,Ltd. specialize in 31318T103J2/DB31 products，there is large inventory of SKF 31318T103J2/DB31 . We has been built up long-term cooperation with SKF company, could make a bulk order of the 31318T103J2/DB31 Which SKF 31318T103J2/DB31 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
  2320	100	215	73	ISO	Self-Aligning Ball Bearings
  3578AR/3525	44,45		30,886	KOYO	Tapered Roller Bearings
  47260	300	460	248	KOYO	Tapered Roller Bearings
  54306	25	60	41,3	NKE	Thrust Ball Bearings
  69/600	600	800	90	KOYO	Deep Groove Ball Bearings
  CSCAA017-TV	44,45	53,975	4,763	INA	Deep Groove Ball Bearings
  ESPA212	60			SNR	Bearing Units
  H715343/H715311	68,262	136,525	46,038	Fersa	Tapered Roller Bearings
  KZK18X24X13	18	24	13	CX	Needle Roller Bearings
  NA4918	90	125	35	NSK	Needle Roller Bearings
  PFT 1.1/2 TR	38,1	3,5	10	SKF	Bearing Units
  NUP2308	40	90	33	NTN	Cylindrical Roller Bearings
  NUP303 E	17	47	14	CX	Cylindrical Roller Bearings
  RNAO50X65X40	50	65	40	KOYO	Needle Roller Bearings
  UC208-25	39,6875	80	49,2	FYH	Deep Groove Ball Bearings
  D-8	1.8437	.9375		INA	THRUST BALL BEARINGS
  102-KSZZ	15	32	9	MRC	DEEP GROOVE BALL BEARINGS
  LT-6E				RHP	THRUST BALL BEARINGS
  NJ-256	280	500	80	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  GEZ-104ES	1.2500	2.0000	1.0937	CONSOLIDATED	SPHERICAL PLAIN BEARINGS