d - 190 mm

Fw - 210 mm

D - 240 mm

B - 50 mm

C - 50 mm

r min. - 1,5 mm

da min. - 198 mm

Da max. - 232 mm

ra max. - 1,5 mm

Weight - 5,6 Kg

Basic dynamic load rating (C) - 268 kN

Basic static load rating (C0) - 705 kN

(Grease) Lubrication Speed - 1200 r/min

(Oil) Lubrication Speed - 1900 r/min

Limiting speed - 1900 r/min

• Model Number: NA4838
• Inner Diameter：190mm Outer Diameter：240mm Width：50mm
• Type：Needle Roller Bearings
• Update date：2025-04-23
• Application:industrial fans,decoration machinery,rehabilitation training equipment,machining,survey accessories,economic mold,labor insurance,pressure control valve,lifting tackle,welding equipment,air purification
• Similar models:CX NA4838 ISO RNA4838 INA RNA4838-XL CX RNA4838 SKF RNA4838 INA RNA4838 AST RNA4838 INA NA4838 NTN RNA4838 ISO NA4838
• BEARING POWER International Trading Co.,Ltd. specialize in NA4838 products，there is large inventory of NSK NA4838 . We has been built up long-term cooperation with NSK company, could make a bulk order of the NA4838 Which NSK NA4838 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
  32305	25	62	25,25	ISO	Tapered Roller Bearings
  81138	190	240	37	SIGMA	Thrust Roller Bearings
  89314	70,000	125,000	34,000	NTN	Thrust Ball Bearings
  B-47	6,35	11,113	11,13	Timken	Needle Roller Bearings
  BA 66 Z	9,525	14,288	9,52	IKO	Needle Roller Bearings
  BXRE000-2HRS	10	26	8	INA	Needle Roller Bearings
  F685ZZ	5	12,5	5	NSK	Deep Groove Ball Bearings
  GEH420HCS	420	600		AST	Plain Bearings
  K 45x50x27	50	45	27	SKF	Cylindrical Roller Bearings
  NU236 M	180	320	52	AST	Cylindrical Roller Bearings
  NU340	200	420	80	KOYO	Cylindrical Roller Bearings
  PSL 612-37-1	630	850	242	PSL	Tapered Roller Bearings
  S3207-2RS	35	72	27	ZEN	Angular Contact Ball Bearings
  SS 6204-ZZ	20	47	14	ISB	Deep Groove Ball Bearings
  T-HM237535/HM237510D+A	165,1	288,925	142,875	NTN	Tapered Roller Bearings
  SD-3144	200			FAG	PILLOW BLOCKS
  AH38/500	500	480		FAG	WITHDRAWAL SLEEVES
  SN222with23222	110	-	120	SKF	PILLOW BLOCKS
  LRJ-120	120	215	40	RHP	CYLINDRICAL ROLLER BEARINGS
  MCS356	280	580	108	Rollway (Bronze Cage)	CYLINDRICAL ROLLER BEARINGS