d - 20 mm

D - 37 mm

B - 9 mm

d₁ - 25.6 mm

d₂ - 25.6 mm

D₁ - 31.4 mm

r_1,2 - min. - 0.3 mm

r_3,4 - min. - 0.2 mm

a - 8.4 mm

d_a - min. - 22 mm

d_b - min. - 22 mm

D_a - max. - 35 mm

D_b - max. - 35.6 mm

r_a - max. - 0.3 mm

r_b - max. - 0.2 mm

d_n - 26.8 mm

Basic dynamic load rating - C - 6 kN

Basic static load rating - C₀ - 3.2 kN

Fatigue load limit - P_u - 0.137 kN

Limiting speed for grease lubrication - 43000 r/min

Limiting speed for oil lubrication - 63000 mm/min

Ball - D_w - 4.762 mm

Ball - z - 15

G_ref - 0.45 cm3

Calculation factor - f₀ - 9.8

Preload class A - G_A - 25 N

Preload class B - G_B - 50 N

Preload class C - G_C - 100 N

Preload class D - G_D - 200 N

Calculation factor - f - 1.05

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.04

Calculation factor - f_2C - 1.09

Calculation factor - f_2D - 1.15

Calculation factor - f_HC - 1

Preload class A - 22 N/micron

Preload class B - 29 N/micron

Preload class C - 40 N/micron

Preload class D - 56 N/micron

Mass bearing - 0.035 kg

• Model Number: 71904 CD/P4A
• Inner Diameter：37mm Outer Diameter：20mm Width：9mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-13
• Application:physical instruments,Gear grinding machine,Medical equipment,lifting chain,medical Equipment,electrocardiograph,car,other CNC,Handling machinery and various industrial machinery,surgical instruments,Machine Tool Accessories
• Similar models:SKF 71904CD/HCP4A SKF S71904CE/P4A SKF 71904ACE/HCP4AH SKF 71904CE/P4A FAG HSS71904-C-T-P4S CX 71904C-UD SKF S71904ACE/P4A SNR MLE71904CVDUJ74S SNR 71904CVUJ74 SKF S71904CE/HCP4A
• BEARING POWER International Trading Co.,Ltd. specialize in 71904CD/P4A products，there is large inventory of SKF 71904 CD/P4A . We has been built up long-term cooperation with SKF company, could make a bulk order of the 71904 CD/P4A Which SKF 71904CD/P4A 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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  23120B	100	165	52	NTN	Spherical Roller Bearings
  31309 J2/QCL7CDF	100	45	54,5	SKF	Tapered Roller Bearings
  54202	15	32	24,6	NSK	Thrust Ball Bearings
  6260	300	540	85	ISO	Deep Groove Ball Bearings
  6960	300	420	56	NACHI	Deep Groove Ball Bearings
  7317BDT	85	180	41	NACHI	Angular Contact Ball Bearings
  95528/95925	133,35	234,95	63,5	Timken	Tapered Roller Bearings
  EXFL210	50			SNR	Bearing Units
  HAR934	170	230	28	KOYO	Angular Contact Ball Bearings
  K55X63X30	55	63	30	CX	Needle Roller Bearings
  HM215249/10	75,987	132	39	CX	Tapered Roller Bearings
  NJ2207-E-MPA+HJ2207-E	35	72	23	NKE	Cylindrical Roller Bearings
  NU340	200	420	80	NTN	Cylindrical Roller Bearings
  RNAO-50×62×20	50	55	20	NTN	Needle Roller Bearings
  XLS-23/4	2.7500	4.1250	.6875	FAG	DEEP GROOVE BALL BEARINGS
  KF042XPO	4.2500	5.7500	.7500	KAYDON	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  30238J2	190	340	55	SKF	TAPERED ROLLER BEARINGS
  NMJ-31/2	3.5000	8.1250	1.7500	RHP	SELF
  6028RS	140	210	33	SKF	DEEP GROOVE BALL BEARINGS
  RNAO-5x10x8	10		8	CONSOLIDATED	NEEDLE BEARINGS