d - 17 mm

D - 30 mm

B - 7 mm

D₁ - 26,3 mm

D_{a max} - 28 mm

d₁ - 20,8 mm

d_{a min} - 19 mm

r_{a max} - 0,3 mm

r_min - 0,3 mm

m - 0,017 kg / Weight

C_r - 4900 N / Dynamic load rating (radial)

C_0r - 2550 N / Static load rating (radial)

n_G - 35000 1/min / Limiting speed

n_B - 18500 1/min / Reference speed

C_ur - 129 N / Fatigue limit load, radial

Main dimensions to DIN 625-1

• Model Number: 61903
• Inner Diameter：17mm Outer Diameter：30mm Width：7mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-21
• Application:tapered grinder,cleaners,car steering pin,sleep monitoring,electrostatic protection,diagnostic test paper,heating fans,Storage Tool,multi-knife lathe,hydraulic cylinder,Industrial
• Similar models:ZEN 61903 SKF W61903R-2Z ISO 61903 SKF 61903 NKE 61903 CRAFT 61903 ISB 61903 ISB SS61903-ZZ SKF W61903R ZEN F61903-2RS
• BEARING POWER International Trading Co.,Ltd. specialize in 61903 products，there is large inventory of FAG 61903 . We has been built up long-term cooperation with FAG company, could make a bulk order of the 61903 Which FAG 61903 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.

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  23940	200	280	60	NTN	Spherical Roller Bearings
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  6015ZENR	75	115	20	NACHI	Deep Groove Ball Bearings
  6209	45	85	19	NTN	Deep Groove Ball Bearings
  CRF-220149/220110 A	99,975	156,975	42,000	CRAFT	Wheel Bearings
  E-EE700090D/700167+A	228,6	425,45	177,8	NTN	Tapered Roller Bearings
  81224	120	170		ISO	Thrust Roller Bearings
  BC6-16AZ	6	16	6	NTN	Deep Groove Ball Bearings
  CSEB065	165,1	180,975	7,938	INA	Deep Groove Ball Bearings
  HK1620	16	22	20	ISO	Cylindrical Roller Bearings
  M257248D/M257210+A	304,902	412,648	128,588	NTN	Tapered Roller Bearings
  NA4902RS	15	28	14	SKF	Needle Roller Bearings
  NJ211-E-MPA+HJ211-E	55	100	21	NKE	Cylindrical Roller Bearings
  NJ244-E-MA6+HJ244-E	220	400	65	NKE	Cylindrical Roller Bearings
  NNU4920 V	100	140	40	ISO	Cylindrical Roller Bearings
  R169.28				SNR	Wheel Bearings
  CFE18PPY			.6250	INA	NEEDLE BEARINGS
  GE140ES.2RS	140	210	90	FAG	SPHERICAL PLAIN BEARINGS
  UELFLU209-111T	1.6875			NTN	PILLOW BLOCKS
  NU2206E	30	62	20	STEYR	CYLINDRICAL ROLLER BEARINGS