d - 1 mm

D - 3 mm

B - 1,5 mm

C - 1,5 mm

r min. - 0,05 mm

da min. - 1,4 mm

Da max. - 2,6 mm

ra max. - 0,05 mm

Weight - 4E-05 Kg

Basic dynamic load rating (C) - 0,08 kN

Basic static load rating (C0) - 0,023 kN

(Grease) Lubrication Speed - 130 000 r/min

(Oil) Lubrication Speed - 150 000 r/min

• Model Number:MR31
• Inner Diameter：1mm Outer Diameter：3mm Width：1,5mm
• Type：Deep Groove Ball Bearings
• Update date：2026-01-01
• Application:agricultural testing and analysis equipment and related,Hair styling device,Digital Generator,tire industry,Hydraulic Couplings,sheet industry,pneumatic,knitted fabrics,cooling system,sawing machine,Power equipment
• Similar models:SNR EX317G2 ISB 6319 SKF 6316M Timken 318W ISB 6310-ZZNR Timken 312KDDG NSK B31-28N KOYO 6317-2RU AST 6316ZZ SNR EX316G2
• BEARING POWER International Trading Co.,Ltd. specialize in MR31 products，there is large inventory of NSK MR31 . We has been built up long-term cooperation with NSK company, could make a bulk order of the MR31 Which NSK MR31 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
  23232RHA	160	290	104	KOYO	Spherical Roller Bearings
  23248B	240	440	160	NTN	Spherical Roller Bearings
  4R3224	160	220	180	NTN	Cylindrical Roller Bearings
  51313	65	115		AST	Thrust Ball Bearings
  554/553X	61,912		36,678	KOYO	Tapered Roller Bearings
  6221-Z	105	190	36	NKE	Deep Groove Ball Bearings
  7876B	380	480	46	KOYO	Angular Contact Ball Bearings
  DCL2410	38,1	47,625	15,875	NTN	Needle Roller Bearings
  K55×60×20	55	60		NTN	Needle Roller Bearings
  GE240XT/X	240	340		AST	Plain Bearings
  NKI10/20-XL	10	22	20	INA	Needle Roller Bearings
  RNA4913TT	72	90	25	NSK	Needle Roller Bearings
  356K	280	580	108	FAF	DEEP GROOVE BALL BEARINGS
  L-6314	70	150	51	FAF	SELF
  AH3172	360	340		FAG	WITHDRAWAL SLEEVES
  53418U				SKF	THRUST BALL BEARINGS WITH SPHERICAL SEATING RING
  SY1TF	1.0000			SKF	PILLOW BLOCKS
  YET-205-100CW	1.0000	2.0472	.5906	SKF	BALL BEARINGS
  YET-207-105CW	1.3125	2.8346	.6693	SKF	BALL BEARINGS
  5204E-2RS	20	47	20.6	CONSOLIDATED	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS