d - 240 mm

D - 320 mm

B - 80 mm

C - 80 mm

d1 - 271.5 mm

r min. - 2.1 mm

D1 - 291 mm

da min. - 253 mm

Da max. - 307 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:RB4948
• Inner Diameter：240mm Outer Diameter：320mm Width：80mm
• Type：Cylindrical Roller Bearings
• Update date：2023-03-10
• Application:Ball screw,Industrial,Oral Image,food sterilization,industrial supplies,floor industry,Gripper Swing,Broadcasting System,bag machine,Vacuum generator,food packaging
• Similar models:ISO NNU4948K CX NNU4948K NBS SL024948 NSK RSF-4948E4 NTN NNU4948 CX NNCL4948V ISO NNC4948V NTN NN4948 NSK NNU4948 NACHI NNU4948
• BEARING POWER International Trading Co.,Ltd. specialize in RB4948 products，there is large inventory of NACHI RB4948 . We has been built up long-term cooperation with NACHI company, could make a bulk order of the RB4948 Which NACHI RB4948 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
  205KD	25	52	15	Timken	Deep Groove Ball Bearings
  53220+U220	100	150	40,9	NKE	Thrust Ball Bearings
  562016	80	113		NTN	Thrust Ball Bearings
  6026LLU	130	200	33	NTN	Deep Groove Ball Bearings
  6326ZX	130	280	58	KOYO	Deep Groove Ball Bearings
  67886/67835	190,078	289,992	46	Timken	Tapered Roller Bearings
  7013C	65	100	18	KOYO	Angular Contact Ball Bearings
  7418 A-UO	90	225	108	CX	Angular Contact Ball Bearings
  78225/78551	57,15	140,03	36,512	CX	Tapered Roller Bearings
  EXFE208	40			SNR	Bearing Units
  RSL183034-A	170	242,85	67	INA	Cylindrical Roller Bearings
  SS7215 ACD/HCP4A	75	130	25	SKF	Angular Contact Ball Bearings
  TNB44256S01	36	64	19,9	SNR	Needle Roller Bearings
  UCIP322	110		117	KOYO	Bearing Units
  UCP208	40			ISO	Bearing Units
  UKF316	70			KOYO	Bearing Units
  RCJT1	1.0000			FAF	PILLOW BLOCKS
  CFE-23/4-SB			1.5000	McGill	NEEDLE BEARINGS
  XW-81/2				NH	THRUST BALL BEARINGS
  BT-135-580	13.5000	17.0000		CONSOLIDATED	THRUST BALL BEARINGS