S71910 ACD/HCP4A SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao S71910 ACD/HCP4A SKF:

d – 70 mm

D – 100 mm

B – 16 mm

d₁ – 79.2 mm

d₂ – 79.2 mm

D₂ – 93.72 mm

r_1,2 – min. – 1 mm

r_3,4 – min. – 0.3 mm

a – 27.9 mm

d_a – min. – 74.6 mm

d_a – max. – 78.6 mm

d_b – min. – 74.6 mm

d_b – max. – 78.6 mm

D_a – max. – 95.4 mm

D_b – max. – 98 mm

r_a – max. – 1 mm

r_b – max. – 0.3 mm

Basic dynamic load rating – C – 32.5 kN

Basic static load rating – C₀ – 32.5 kN

Fatigue load limit – P_u – 1.4 kN

Limiting speed for grease lubrication – 11000 r/min

Ball – D_w – 9.525 mm

Ball – z – 24

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 – 200 N

Preload class B – G_B – 400 N

Preload class C – G_C – 800 N

Preload class D – G_D – 1600 N

Calculation factor – f – 1.19

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 – 180 N/micron

Preload class B – 235 N/micron

Preload class C – 314 N/micron

Preload class D – 428 N/micron

Mass bearing – 0.337 kg

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