Fw - 3,969 mm

D - 7,144 mm

C - 7,92 mm

C2 - 1,3 mm

Weight - 0,0018 Kg

Basic dynamic load rating (C) - 2,52 kN

(Oil) Lubrication Speed - 10000 r/min

• Model Number: M-2 1/2 51
• Inner Diameter：3,969mm Outer Diameter：7,144mm Width：7,92mm
• Type：Needle Roller Bearings
• Update date：2025-12-10
• Application:pump,marine analysis and testing equipment,joint protection,plastic rolling,vacuum filter,Automobile,vertical sawing machine,Automation,animal,plastic blow molding,glass processing machine
• Similar models:NTN HK3512 KOYO RF445134A INA HK2516 AST NCS1512 NTN NK32.5X51X23 INA HK2512 KOYO RS505518A IKO KT182519 KOYO MKM3516 NBS BK3512
• BEARING POWER International Trading Co.,Ltd. specialize in M-21/251 products，there is large inventory of NSK M-2 1/2 51 . We has been built up long-term cooperation with NSK company, could make a bulk order of the M-2 1/2 51 Which NSK M-21/251 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
  15106/15245	26,988	62	19,05	NSK	Tapered Roller Bearings
  23280 CAK/W33	720	400	256	SKF	Spherical Roller Bearings
  51124	120	155	25	CRAFT	Thrust Ball Bearings
  71912 ACB/P4AL	85	60	13	SKF	Angular Contact Ball Bearings
  7912CPA	60	85	13	KOYO	Angular Contact Ball Bearings
  AST090 115100	115	120		AST	Plain Bearings
  N2320	100	185,5	73	NTN	Cylindrical Roller Bearings
  NJ 204 ECML	47	20	14	SKF	Thrust Ball Bearings
  NJ2316	80	170	58	FBJ	Cylindrical Roller Bearings
  NJ314 E	70	150	35	AST	Cylindrical Roller Bearings
  T.P.N. 396	110	160		ISB	Plain Bearings
  RA014RR	.8750	2.0472	.5906	FAF	BALL BEARINGS
  SAF316	3.6250	3.0000		SKF	PILLOW BLOCKS
  23214-77	.8750	2.0000	.5625	General	DEEP GROOVE BALL BEARINGS
  TRE-5	.3125		.4375	Spherco	ROD ENDS
  GEZ400ES-2RS	4.0000	6.2500	3.5000	SKF	SPHERICAL PLAIN BEARINGS
  NKX10Z	19	10		INA	NEEDLE BEARINGS
  CRSBCE-64			2.2500	Torrington	NEEDLE BEARINGS
  WC88006	6	24	.4062	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  NU-2221	105	190	50	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS