d - 20 mm

Fw - 25 mm

D - 37 mm

B - 17 mm

C - 17 mm

r min. - 0,3 mm

da min. - 22 mm

Da max. - 35 mm

ra max. - 0,3 mm

Weight - 0,077 Kg

Basic dynamic load rating (C) - 19,7 kN

Basic static load rating (C0) - 22,9 kN

(Grease) Lubrication Speed - 11000 r/min

(Oil) Lubrication Speed - 18000 r/min

• Model Number:NA4904
• Inner Diameter：20mm Outer Diameter：37mm Width：17mm
• Type：Needle Roller Bearings
• Update date：2023-03-07
• Application:air purification,Liposuction device,Power equipment,glass processing machine,directional control valve,stamping die and its equipment,hydraulic control element,animal,container finishing,X-ray Equipment,sterilizers
• Similar models:NTN NA4904LL INA RNA4904-RSR MPZ RNA4904 NSK RNA4904 ISO NA4904 INA RNA4904-XL CRAFT NA4904 ISO RNA4904-2RS NBS NA4904 INA NA4904-RSR
• BEARING POWER International Trading Co.,Ltd. specialize in NA4904 products，there is large inventory of NSK NA4904 . We has been built up long-term cooperation with NSK company, could make a bulk order of the NA4904 Which NSK NA4904 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
  18790/18724	50,8	88,9	17,462	Timken	Tapered Roller Bearings
  22316 KCW33+AH2316	80	170	58	ISO	Spherical Roller Bearings
  23130-K-MB-W33+H3130	150	250	80	NKE	Spherical Roller Bearings
  48684/48620D+X1S-48685	142,875	200,025	87,315	Timken	Tapered Roller Bearings
  6021	105	160	26	CX	Deep Groove Ball Bearings
  6205ZZ	25	52	15	CRAFT	Deep Groove Ball Bearings
  6206NREE	30,000	62,000	16,000	SNR	Deep Groove Ball Bearings
  7028 C	140	210	33	ISO	Angular Contact Ball Bearings
  7218 C-UD	90	160	60	CX	Angular Contact Ball Bearings
  7420PW	100	265	60	Timken	Angular Contact Ball Bearings
  939717.0	35	72	34	CLAAS	Angular Contact Ball Bearings
  M252337/10	247,65	381	74,612	ISO	Tapered Roller Bearings
  TM-QJ224CCS256U35K	120,000	215,000	40,000	NTN	Angular Contact Ball Bearings
  LS-121/2-RR	1.3750	3.0000	.6875	FED	DEEP GROOVE BALL BEARINGS
  TRA1427	.8750	1.6875		Torrington	THRUST NEEDLE BEARINGS
  NUP407	35	100	25	STEYR	CYLINDRICAL ROLLER BEARINGS
  FYT2TF	2.0000			SKF	PILLOW BLOCKS
  16019	95	145	16	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  22334MF80	170	360	120	CONSOLIDATED	SPHERICAL ROLLER BEARINGS
  FCB-35	42		30	CONSOLIDATED	NEEDLE BEARINGS