d - 105 mm

D - 145 mm

B - 20 mm

d₁ - 117.3 mm

d₂ - 117.3 mm

D₁ - 132.7 mm

r_1,2 - min. - 1.1 mm

r_3,4 - min. - 0.6 mm

a - 39.3 mm

d_a - min. - 111 mm

d_b - min. - 111 mm

D_a - max. - 139 mm

D_b - max. - 141 mm

r_a - max. - 1 mm

r_b - max. - 0.6 mm

d_n - 120.6 mm

Basic dynamic load rating - C - 57.2 kN

Basic static load rating - C₀ - 65.5 kN

Fatigue load limit - P_u - 2.5 kN

Limiting speed for grease lubrication - 7500 r/min

Limiting speed for oil lubrication - 12000 mm/min

Ball - D_w - 12.7 mm

Ball - z - 27

G_ref - 11.1 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 - 360 N

Preload class B - G_B - 720 N

Preload class C - G_C - 1440 N

Preload class D - G_D - 2880 N

Calculation factor - f - 1.25

Calculation factor - f₁ - 0.98

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.04

Calculation factor - f_2C - 1.08

Calculation factor - f_2D - 1.14

Calculation factor - f_HC - 1

Preload class A - 263 N/micron

Preload class B - 346 N/micron

Preload class C - 463 N/micron

Preload class D - 633 N/micron

Mass bearing - 0.82 kg

• Model Number: 71921 ACD/P4A
• Inner Diameter：145mm Outer Diameter：105mm Width：20mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-11
• Application:Laser Devices,electrocardiograph,pipe fittings Steel industry,oral medical device,metering pump,ship special,education model Instruments,Equipment,Die,SPA equipment,Industry
• Similar models:FAG B71921-E-T-P4S SKF 71921ACD/HCP4A FAG HS71921-C-T-P4S SKF 71921ACD/P4AH1 FAG HS71921-E-T-P4S SKF S71921CD/P4A SKF 71921CD/P4AH1 FAG HCB71921-C-2RSD-T-P4S FAG B71921-E-2RSD-T-P4S CX 71921C
• BEARING POWER International Trading Co.,Ltd. specialize in 71921ACD/P4A products，there is large inventory of SKF 71921 ACD/P4A . We has been built up long-term cooperation with SKF company, could make a bulk order of the 71921 ACD/P4A Which SKF 71921ACD/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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