Fw - 31 mm

D - 39 mm

C - 17,8 mm

Weight - 0,039 Kg

Basic dynamic load rating (C) - 20,6 kN

Basic static load rating (C0) - 34,6 kN

(Grease) Lubrication Speed - 7200 r/min

(Oil) Lubrication Speed - 12000 r/min

• Model Number: 31BTM3918A
• Inner Diameter：31mm Outer Diameter：39mm Width：17,8mm
• Type：Needle Roller Bearings
• Update date：2025-04-19
• Application:embroidery cloth,coal,medical equipment,Rolling mill gear box,plastic rolling,other lathe,Industrial,Switch,horizontal processing,agriculture,Broadcasting System
• Similar models:NTN K25×31×17 KOYO 9BTM1312 ISO K25X31X20 Timken RNA3150 AST SCE1312 ISO K25x31x21 NTN PK31X41X21.4 KOYO MH13121 NTN HMK5031LL NSK FJLTT-3031
• BEARING POWER International Trading Co.,Ltd. specialize in 31BTM3918A products，there is large inventory of KOYO 31BTM3918A . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 31BTM3918A Which KOYO 31BTM3918A 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
  21320	100	215	47	ISB	Spherical Roller Bearings
  2585/2524YD	33,338	69,85	66,675	Timken	Tapered Roller Bearings
  6207	35,000	72,000	17,000	NTN-SNR	Deep Groove Ball Bearings
  GEG110ES-2RS	110	180	100	FBJ	Plain Bearings
  LM241147/110/VQ051	200,025	276,225	42,862	SKF	Tapered Roller Bearings
  NA5903	17	30	18	NTN	Needle Roller Bearings
  NN3932MB	160	205	45	NSK	Cylindrical Roller Bearings
  NU 2205	25	52	18	SIGMA	Cylindrical Roller Bearings
  PHS 6	6			IKO	Plain Bearings
  S1605-2Z	7,937	23,018	7,937	ZEN	Deep Groove Ball Bearings
  TA 2620 Z	26	34	20	IKO	Needle Roller Bearings
  L10SG608.2RSD	6.5000	7.2500	.5000	FAG	DEEP GROOVE BALL BEARINGS
  MS5AC	.5000	1.6250	.6250	FAG	ANGULAR CONTACT BALL BEARINGS
  NUP420	100	250	58	STEYR	CYLINDRICAL ROLLER BEARINGS
  670SD39	670	900	170	Torrington (Old No.)	SPHERICAL ROLLER BEARINGS
  62/28NR	28	58	16	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  8038	8	22	.3149	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  NCF-3010V	50	80	23	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  RMS-271/2-L	9.5000	18.0000	3.2500	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  7304TGP/4	20	52	15	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS