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：2025-12-16
• Application:instrumentation instrument,Broadcasting System,relay,axle lathe,hook,Hydraulic Hose,Medical room equipment,car and accessories,rehabilitation training equipment,office outdoor camping equipment,mobile toilet
• Similar models:NKE NNCF4948-V NSK NNU4948K NSK NNU4948 NTN NN4948KW4CS30P4 NACHI NNU4948 CX NNU4948 NTN NN4948C1NAP4 SKF NNC4948CV SKF NNCL4948CV ISO NNCL4948V
• 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
  1206	30	62	16	FBJ	Self-Aligning Ball Bearings
  17887/17831	45.23	79.985	19.842	KBC	Tapered Roller Bearings
  22336 EKW33+H2336	160	380	126	ISB	Spherical Roller Bearings
  28579/28520	49,987	89,98	24,75	Fersa	Tapered Roller Bearings
  23948-K-MB + AH3948	220	320	60	FAG	Spherical Roller Bearings
  30316DUDF	80	170	85	NTN	Tapered Roller Bearings
  71807 C	35	47	7	ISO	Angular Contact Ball Bearings
  5206	30	62	23,8	ZEN	Angular Contact Ball Bearings
  7230 CDB	150	270	90	ISO	Angular Contact Ball Bearings
  7218BDB	90	160	30	NACHI	Angular Contact Ball Bearings
  BNT008	40	68	15	NTN	Angular Contact Ball Bearings
  MR223016	34,925	47,625	25,4	NTN	Needle Roller Bearings
  RE 13015	130	160	15	ISB	Thrust Roller Bearings
  UCFX10E	50			KOYO	Bearing Units
  N221E	105	190	36	FAG	CYLINDRICAL ROLLER BEARINGS
  SL185015	75	115	54	INA	CYLINDRICAL ROLLER BEARINGS
  RNAF18x30x12	30		12	FAG (Old No.)	NEEDLE BEARINGS
  SA70TXE	70		49	SKF	ROD ENDS
  CSCA040	4.0000	4.5000	.2500	INA	DEEP GROOVE BALL BEARINGS
  240/630	630	920	290	Torrington	SPHERICAL ROLLER BEARINGS