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：2025-04-22
• Application:rehabilitation training equipment,machine lathe,defogging and degreasing,quality inspection equipment,air purification,food sterilization,trolley,bag machine,Perfusion device,sawing machine,container finishing
• Similar models:NSK NNU4948K KOYO NNU4948K SKF NNU4948B/SPW33 FAG NNU4948-S-K-M-SP INA SL024948 INA SL014948 SKF NNU4948BK/SPW33 SKF NNCF4948CV NBS SL014948 SKF NNC4948CV
• 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.

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  30BER29HV1V	30	47	11	NSK	Angular Contact Ball Bearings
  5126				Ruville	Wheel Bearings
  5229				Ruville	Wheel Bearings
  6217	85	150	28	KOYO	Deep Groove Ball Bearings
  6307N	35	80	21	NACHI	Deep Groove Ball Bearings
  6409-N	45	120	29	NKE	Deep Groove Ball Bearings
  BT4B 328887 G/HA1VA901	615,95	482,6	406,4	SKF	Tapered Roller Bearings
  FYRP 2 15/16-18	74,612	111,125	161,925	SKF	Bearing Units
  GRAE40RR	40	80	30,18	Timken	Deep Groove Ball Bearings
  LM48548/LM48510	34,925	65,088	18,034	Fersa	Tapered Roller Bearings
  NJ2318 EMA	90	190	64	AST	Cylindrical Roller Bearings
  NA4912	60	85	25	CX	Needle Roller Bearings
  YB 87	12,7	17,462	11,13	IKO	Needle Roller Bearings
  81140			15	FAG	THRUST ROLLER BEARINGS
  6309K	45	100	25	SKF	DEEP GROOVE BALL BEARINGS
  100432	.6250	1.1250	2.0000	Rollway	JOURNAL ROLLER ASSEMBLIES
  NJ-2320E	100	215	73	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  SN-205..6205	25	-	46	CONSOLIDATED	PILLOW BLOCKS