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 - 11.2 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 - 5.7 kN

Basic static load rating - C₀ - 3 kN

Fatigue load limit - P_u - 0.129 kN

Limiting speed for grease lubrication - 45000 r/min

Limiting speed for oil lubrication - 67000 mm/min

Ball - D_w - 4.762 mm

Ball - z - 15

G_ref - 0.45 cm3

Calculation factor - e - 0.68

Calculation factor - Y₂ - 0.87

Calculation factor - Y₀ - 0.38

Calculation factor - X₂ - 0.41

Calculation factor - Y₁ - 0.92

Calculation factor - Y₂ - 1.41

Calculation factor - Y₀ - 0.76

Calculation factor - X₂ - 0.67

Preload class A - G_A - 35 N

Preload class B - G_B - 70 N

Preload class C - G_C - 140 N

Preload class D - G_D - 280 N

Calculation factor - f - 1.05

Calculation factor - f₁ - 0.98

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.07

Calculation factor - f_2C - 1.12

Calculation factor - f_2D - 1.17

Calculation factor - f_HC - 1.04

Preload class A - 56 N/micron

Preload class B - 73 N/micron

Preload class C - 95 N/micron

Preload class D - 125 N/micron

Mass bearing - 0.033 kg

• Model Number: 71904 ACD/HCP4A
• Inner Diameter：37mm Outer Diameter：20mm Width：9mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-10
• Application:metering pump,Spectrum Products,switch,ventilation equipment,Textile Industry Accessories and Accessories,Cutting Machine,hydraulic connector,Optical Instruments,rolling mill roll neck and slowdown device,Low-voltage electrical equipment,Antenna Industry
• Similar models:FAG HCB71904-E-2RSD-T-P4S SNR MLE71904CVDUJ74S SKF 71904CE/HCP4AH SKF 71904ACE/P4A FAG HSS71904-C-T-P4S SKF S71904CD/P4A FAG HCB71904-E-T-P4S SNR MLE71904HVDUJ74S FAG B71904-E-T-P4S SKF 71904ACE/P4AL
• BEARING POWER International Trading Co.,Ltd. specialize in 71904ACD/HCP4A products，there is large inventory of SKF 71904 ACD/HCP4A . We has been built up long-term cooperation with SKF company, could make a bulk order of the 71904 ACD/HCP4A Which SKF 71904ACD/HCP4A 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
  1311	55	120	29	ISO	Self-Aligning Ball Bearings
  16030	150	225	24	CYSD	Deep Groove Ball Bearings
  22228	140	250	68	FBJ	Spherical Roller Bearings
  3003-2RS	17	35	14	ISO	Angular Contact Ball Bearings
  3379/3320	34,925	80,167	29,37	CX	Tapered Roller Bearings
  635ZZ	5	19	6	ISO	Deep Groove Ball Bearings
  7015CPA	75	115	20	KOYO	Angular Contact Ball Bearings
  89438-M	190	380	115	NBS	Thrust Roller Bearings
  GW 100	100	210	59	CX	Plain Bearings
  CRBC 40035	250	310	25	IKO	Thrust Roller Bearings
  FT21	44,45	78,588	20,638	INA	Thrust Ball Bearings
  NCF 3008 CV	68	40	21	SKF	Cylindrical Roller Bearings
  MH-20121	31,75	41,275	19,05	Timken	Needle Roller Bearings
  SB209	45	85	36	CRAFT	Deep Groove Ball Bearings
  CYR-21/4-S	.6250	2.2500	1.3125	McGill	NEEDLE BEARINGS
  NUP440	200	480	102	STEYR	CYLINDRICAL ROLLER BEARINGS
  XLS-19	19.0000	25.5000	3.2500	NH	DEEP GROOVE BALL BEARINGS
  NU230	150	270	45	SKF	CYLINDRICAL ROLLER BEARINGS
  95412	.8750	1.5000	.7500	RBC	JOURNAL ROLLER ASSEMBLIES
  5215NR	75	130	41.3	CONSOLIDATED	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS