d - 250 mm

D - 330 mm

B - 30 mm

C - 30 mm

r min. - 1,5 mm

da min. - 269 mm

Da max. - 315 mm

ra max. - 1,5 mm

Weight - 7,33 Kg

Basic dynamic load rating (C) - 142 kN

Basic static load rating (C0) - 185 kN

Calculation factor (f0) - 17

• Model Number: B250-4
• Inner Diameter：250mm Outer Diameter：330mm Width：30mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-19
• Application:thin metal materials,manual Tools,raw material accessories,respirator,Industrial equipment,Pneumatic Control Valves,Textile Accessories,diagnostic test paper,Individual Wire,climb ladder,Wire grinder
• Similar models:Timken 250W KOYO KCC250 KOYO WMLF2508ZZ KOYO KGC250 KOYO ML2508 NSK B250-8 NTN 60/1250 ISB 618/1250 KOYO MLF2508 NSK B250-7
• BEARING POWER International Trading Co.,Ltd. specialize in B250-4 products，there is large inventory of NSK B250-4 . We has been built up long-term cooperation with NSK company, could make a bulk order of the B250-4 Which NSK B250-4 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
  16004	20	42	8	CRAFT	Deep Groove Ball Bearings
  2LA-HSE924ADG/GNP42	120	165	22	NTN	Angular Contact Ball Bearings
  5310 2RS	50	110	44,4	CYSD	Angular Contact Ball Bearings
  579905AA	110	180	69	FAG	Spherical Roller Bearings
  713660170				FAG	Wheel Bearings
  AST40 2820	28	32		AST	Plain Bearings
  BCH1812	28,575	38,1	19,05	INA	Needle Roller Bearings
  BK2520	25	32	20	SKF	Needle Roller Bearings
  FR188	6,35	12,7	3,175	FBJ	Deep Groove Ball Bearings
  PSL212-310	507,949	742,95	170,3	PSL	Angular Contact Ball Bearings
  SABP6S	6			LS	Plain Bearings
  SF4831VPX1	240	310	33,4	NTN	Angular Contact Ball Bearings
  UCP317	85		96	FYH	Bearing Units
  ZK.22.0800.100-1SPPN	636	804	82	ISB	Thrust Ball Bearings
  7405B.MP.UA	25	80	21	FAG	ANGULAR CONTACT BALL BEARINGS
  LR202-2RSR(NPPU)	15	40	11	INA	YOKE TYPE TRACK ROLLERS
  MR-26-N			1.0000	McGill	NEEDLE BEARINGS
  6214NR	70	125	24	SKF	DEEP GROOVE BALL BEARINGS
  RLS-56	7.0000	12.0000	1.7500	STEYR	DEEP GROOVE BALL BEARINGS
  511/800				CONSOLIDATED	THRUST BALL BEARINGS