d - 190 mm

Fw - 210 mm

D - 260 mm

B - 69 mm

C - 69 mm

r min. - 2 mm

da min. - 199 mm

da max - 207 mm

Da max. - 251 mm

db min - 215 mm

ra max. - 2 mm

Weight - 11 Kg

Basic dynamic load rating (C) - 465 kN

Basic static load rating (C0) - 996 kN

(Grease) Lubrication Speed - 2000 r/min

(Oil) Lubrication Speed - 2400 r/min

• Model Number: NNU4938
• Inner Diameter：190mm Outer Diameter：260mm Width：69mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-17
• Application:electronic materials,training beds etc,pump,auto tools,Spectrum Products,mobile toilet,Industry,stamping die and its equipment,Pump,food add,instrument
• Similar models:NACHI RC4938 INA SL024938 NBS SL024938 CX NNU4938K NTN NNU4938K ISO NN4938 NSK NN4938MBKR NTN NN4938KCS30P4 NKE NNCF4938-V ISO NNU4938KV
• BEARING POWER International Trading Co.,Ltd. specialize in NNU4938 products，there is large inventory of KOYO NNU4938 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the NNU4938 Which KOYO NNU4938 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
  2206K-2RS	30	62	20	ISO	Self-Aligning Ball Bearings
  24176CAE4	380	620	243	NSK	Spherical Roller Bearings
  B945-3	945	1150	90	NSK	Deep Groove Ball Bearings
  E-RR2109	103,652	120,000	29,000	NTN	Cylindrical Roller Bearings
  K80X88X25	80	88	25	CX	Needle Roller Bearings
  KBO4080-PP	40	62		NBS	Linear Bearings
  L225842/L225818	120,65	180,975	25,4	Timken	Tapered Roller Bearings
  NCF29/500 V	500	670	100	CX	Cylindrical Roller Bearings
  NJ2340-E-MPA+HJ2340-E	200	420	138	NKE	Cylindrical Roller Bearings
  S1602-2RS	6,35	17,462	7,937	ZEN	Deep Groove Ball Bearings
  140418	.8750	1.3750	1.1250	BAL	JOURNAL ROLLER ASSEMBLIES
  240/530B.MB	530	780	250	FAG	SPHERICAL ROLLER BEARINGS
  AS3PP	.3750	.8750	.2812	FAF	DEEP GROOVE BALL BEARINGS
  C107HCUL	35	62	14	Barden	ANGULAR CONTACT BALL BEARINGS
  MUCFL204	20	4.4375		AMI	STAINLESS STEEL PILLOW BLOCKS
  E2311B/U	55	120	43	Rollway	CYLINDRICAL ROLLER BEARINGS
  NJ2306E	30	72	27	STEYR	CYLINDRICAL ROLLER BEARINGS
  77607	35	80	21	New Departure	DEEP GROOVE BALL BEARINGS
  NJ-205E	25	52	15	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  SN-319..1319	95	-	120	CONSOLIDATED	PILLOW BLOCKS