d - 240 mm

D - 320 mm

B - 80 mm

C - 80 mm

r min. - 2,1 mm

da min. - 251 mm

Da max. - 309 mm

ra max. - 2 mm

Weight - 18,4 Kg

Basic dynamic load rating (C) - 725 kN

Basic static load rating (C0) - 1770 kN

(Grease) Lubrication Speed - 400 r/min

(Oil) Lubrication Speed - 800 r/min

• Model Number:RSF-4948E4
• Inner Diameter：240mm Outer Diameter：320mm Width：80mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-15
• Application:security equipment,forklift truck,Performance test,Air,Optical Instruments,,Laser Cutting,Spectrum Products,agrochemical,DC generators,PVC
• Similar models:NTN SL02-4948 ISO NN4948K ISB NNU4948SPW33 NTN NNU4948 KOYO NNU4948K SKF NNCL4948CV NSK NNU4948 NBS SL024948 SKF NNU4948B/SPW33 ISO NNU4948KV
• BEARING POWER International Trading Co.,Ltd. specialize in RSF-4948E4 products，there is large inventory of NSK RSF-4948E4 . We has been built up long-term cooperation with NSK company, could make a bulk order of the RSF-4948E4 Which NSK RSF-4948E4 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
  6321DDU	105	225	49	NSK	Deep Groove Ball Bearings
  64450/64700	114,3	177,8	41,275	Fersa	Tapered Roller Bearings
  D/W R133 R-2ZS	2,38	4,762	5,944	SKF	Deep Groove Ball Bearings
  E-4R6202	310	430	240	NTN	Cylindrical Roller Bearings
  K11X14X10	11	14	10	FBJ	Needle Roller Bearings
  GEZ 19 ES 2RS	19.05	31,75	16,66	ISB	Plain Bearings
  GEZ 408 ESX-2LS	177,8	114,3	100	SKF	Plain Bearings
  HH914447/HH914412	63,5	177,8	57,15	Timken	Tapered Roller Bearings
  KT 81211	8	12		IKO	Needle Roller Bearings
  NJ212 EFX	60	110	22	AST	Cylindrical Roller Bearings
  NK60/25TN	60	72	25	SKF	Needle Roller Bearings
  S61807-2RS	35	47	7	ZEN	Deep Groove Ball Bearings
  S71906 ACE/HCP4A	47	30	9	SKF	Angular Contact Ball Bearings
  UCF209	45			CRAFT	Bearing Units
  RWCT-54	15.9100	16.5000		INA	THRUST ROLLER BEARINGS
  6009TCC78	45	75	16	SKF	DEEP GROOVE BALL BEARINGS
  NKI42/20	42	57	20	SKF	NEEDLE BEARINGS
  RSTO30	62		19.8	Torrington	NEEDLE BEARINGS
  NNCF-4918V	90	125	35	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  RM-7	.8750	2.2500	.6875	CONSOLIDATED	SELF