d - 20 mm

D - 37 mm

B - 17 mm

F - 25 mm

r_1,2 - min. - 0.3 mm

s - 0.8 mm

d_a - min. - 22 mm

D_a - max. - 35 mm

r_a - max. - 0.3 mm

Basic dynamic load rating - C - 21.6 kN

Basic static load rating - C₀ - 28 kN

Fatigue load limit - P_u - 3.4 kN

Reference speed - 15000 r/min

Limiting speed - 17000 r/min

Mass bearing - 0.0752 kg

• Model Number: NA 4904
• Inner Diameter：37mm Outer Diameter：20mm Width：17mm
• Type：Cylindrical Roller Bearings
• Update date：2025-04-23
• Application:mobile toilet,Dental Equipment,standing experimental equipment,Pump,gear grinding machine,lifting upgrade,agricultural testing and analysis equipment and related,Broadcasting System,Automobile,Air,plant determination
• Similar models:IKO NAG4904UU IKO NAG4904 SKF NA4904 SKF NA4904RS IKO NAU4904UU IKO NAU4904
• BEARING POWER International Trading Co.,Ltd. specialize in NA4904 products，there is large inventory of SKF NA 4904 . We has been built up long-term cooperation with SKF company, could make a bulk order of the NA 4904 Which SKF 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
  23084-E1A-K-MB1	420	620	150	FAG	Spherical Roller Bearings
  2315K	75,000	160,000	55,000	SNR	Self-Aligning Ball Bearings
  240/560-MB-W33	560	820	258	NKE	Spherical Roller Bearings
  292/1180 M	1180	1520	206	ISB	Thrust Roller Bearings
  5210-2RS	50	90	30,162	FBJ	Angular Contact Ball Bearings
  4302 ATN9	42	15	17	SKF	Deep Groove Ball Bearings
  51118	90	120		CX	Thrust Ball Bearings
  B-910	14,288	19,05	15,88	Timken	Needle Roller Bearings
  H247535/10	200,025	384,175	112,712	ISO	Tapered Roller Bearings
  EC44246S01	60	107	17,9	SNR	Tapered Roller Bearings
  K89420M	100	210	111	SKF	Thrust Roller Bearings
  KBK14X18X18.3	14,000	18,000		NTN	Needle Roller Bearings
  NATR 6 X	6	19	11	SKF	Cylindrical Roller Bearings
  SL024922	110	150	40	INA	Cylindrical Roller Bearings
  SL024926	130	165,4	50	NBS	Cylindrical Roller Bearings
  TAF182620	26		20	IKO	NEEDLE BEARINGS
  RNA4904.2RS	37		17	SKF	NEEDLE BEARINGS
  SUCF204-20m-PBT	20			Peer	THERMOPLASTIC PILLOW BLOCKS
  BC2-6	2	6	2.5	NTN	DEEP GROOVE BALL BEARINGS
  SSFY-103	1.1875			CONSOLIDATED	STAINLESS STEEL PILLOW BLOCKS