d - 190 mm

D - 260 mm

B - 69 mm

C - 69 mm

d1 - 216 mm

r min. - 2 mm

D1 - 233 mm

da min. - 201 mm

Da max. - 249 mm

ra max. - 2 mm

Weight - 11.2 Kg

Basic dynamic load rating (C) - 565 kN

Basic static load rating (C0) - 1290 kN

(Grease) Lubrication Speed - 500 r/min

(Oil) Lubrication Speed - 1000 r/min

• Model Number:RB4938
• Inner Diameter：190mm Outer Diameter：260mm Width：69mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-27
• Application:supporting facilities,agrochemical,enzyme,chemical,industry test,tire industry,power source,Die,floor industry,switch,Pneumatic Actuator
• Similar models:CYSD NNU4938/W33 ISO NN4938 NTN NNU4938 SKF NNCL4938CV CX NNU4938 ISO NNU4938V ISO NNU4938 NKE NNC4938-V NTN NN4938C1NAP4 NSK NNU4938K
• BEARING POWER International Trading Co.,Ltd. specialize in RB4938 products，there is large inventory of NACHI RB4938 . We has been built up long-term cooperation with NACHI company, could make a bulk order of the RB4938 Which NACHI RB4938 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
  14116/14276	30,226	69,012	19,845	Fersa	Tapered Roller Bearings
  16021	105	160	18	FAG	Deep Groove Ball Bearings
  23072 CW33	360	540	134	CX	Spherical Roller Bearings
  230/560 KCW33	560	820	195	CX	Spherical Roller Bearings
  281152X/281254XG	152,4	254	155	Gamet	Tapered Roller Bearings
  23956 CW33	280	380	75	CX	Spherical Roller Bearings
  61884	420	520	46	CX	Deep Groove Ball Bearings
  68/670	670,000	820,000	69,000	NTN	Deep Groove Ball Bearings
  7211CDT	55	100	21	CYSD	Angular Contact Ball Bearings
  AST090 6540	65	70		AST	Plain Bearings
  KB4080UU	40	62	80	CX	Linear Bearings
  NKI 12/16	12	24	16	NBS	Needle Roller Bearings
  RNA0-80X95X30	80,000	95,000	30,000	NTN	Needle Roller Bearings
  LLRJN17/8	1.8750	4.0000	.8125	R&M	CYLINDRICAL ROLLER BEARINGS
  NNCF-4834V	170	215	45	FAG	CYLINDRICAL ROLLER BEARINGS
  R560L	60	150	35	HOFF	CYLINDRICAL ROLLER BEARINGS
  BK1212	18		12	INA	NEEDLE BEARINGS
  6217-2ZNR	85	150	28	STEYR	DEEP GROOVE BALL BEARINGS
  NJ-2203E	17	40	16	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  R-8-ZZ	.5000	1.1250	.3125	CONSOLIDATED	DEEP GROOVE BALL BEARINGS