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 - 10,5 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: NNU4938K
• Inner Diameter：190mm Outer Diameter：260mm Width：69mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-13
• Application:extruder,Oral Image,vertical pull,Spectral Products,steam Hydraulic control element,motorcycle,small appliances,test laboratory equipment and accessories,Microwave Equipment,medical equipment,ventilation equipment
• Similar models:NBS SL014938 NKE NNC4938-V NTN NNU4938C1NAP4 ISO NN4938K NSK RS-4938E4 CX NNCL4938V NSK NNU4938MBKR SKF NNCL4938CV NSK NNU4938 NBS SL024938
• BEARING POWER International Trading Co.,Ltd. specialize in NNU4938K products，there is large inventory of KOYO NNU4938K . We has been built up long-term cooperation with KOYO company, could make a bulk order of the NNU4938K Which KOYO NNU4938K 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
  30208	40	80	19,75	ISB	Tapered Roller Bearings
  31326XJ2/DF	130	280	144	SKF	Tapered Roller Bearings
  320RT51	320	468		Timken	Cylindrical Roller Bearings
  680235/680270	596,9	685,8	31,75	NSK	Cylindrical Roller Bearings
  AXZ 6 17 30,4	17	30	6	KOYO	Needle Roller Bearings
  F623	3	11,5	4	NSK	Deep Groove Ball Bearings
  GW214PPB3	49,213	125	39,69	CYSD	Deep Groove Ball Bearings
  K 95x103x40 - ZW	95	103		NBS	Needle Roller Bearings
  KK30x35x26	30	35	26	CX	Needle Roller Bearings
  NUP 206	30	62	16	SIGMA	Cylindrical Roller Bearings
  NUP 221 ECP	190	105	36	SKF	Thrust Ball Bearings
  S7020 ACD/P4A	150	100	24	SKF	Angular Contact Ball Bearings
  UCPX17	85		96	KOYO	Bearing Units
  300SD31	300	500	160	Torrington (Old No.)	SPHERICAL ROLLER BEARINGS
  NBX17707	7.0000	7.6250	.3125	NSK	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  SUCTP206-19	1.1875			PTI	THERMOPLASTIC PILLOW BLOCKS
  6326	130	280	58	STEYR	DEEP GROOVE BALL BEARINGS
  5415	75	190	82.55	CONSOLIDATED	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  NUP-434	170	420	92	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  AS1226	12	26		CONSOLIDATED	THRUST NEEDLE BEARINGS