71911 ACD/HCP4A SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 71911 ACD/HCP4A SKF:

d – 65 mm

D – 90 mm

B – 13 mm

d₁ – 73.94 mm

d₂ – 72.72 mm

D₂ – 83.46 mm

r_1,2 – min. – 1 mm

r_3,4 – min. – 0.3 mm

a – 28.4 mm

d_a – min. – 69.6 mm

d_a – max. – 73.3 mm

d_b – min. – 69.6 mm

d_b – max. – 72.1 mm

D_a – max. – 85.4 mm

D_b – max. – 88 mm

r_a – max. – 1 mm

r_b – max. – 0.3 mm

Basic dynamic load rating – C – 10 kN

Basic static load rating – C₀ – 9 kN

Fatigue load limit – P_u – 0.38 kN

Limiting speed for grease lubrication – 22000 r/min

Ball – D_w – 5.556 mm

Ball – z – 32

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 – 60 N

Preload class B – G_B – 120 N

Preload class C – G_C – 360 N

Calculation factor – f – 1.13

Calculation factor – f₁ – 0.99

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.02

Calculation factor – f_2C – 1.08

Calculation factor – f_HC – 1.01

Preload class A – 111 N/micron

Preload class B – 144 N/micron

Preload class C – 219 N/micron

Mass bearing – 0.204 kg

BẠN MUA VÒNG BI 71911 ACD/HCP4A SKF Ở ĐÂU?

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