71819 CD/P4 SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 71819 CD/P4 SKF:

d – 35 mm

D – 72 mm

B – 17 mm

d₁ – 46.8 mm

d₂ – 46.8 mm

D₂ – 63.2 mm

r_1,2 – min. – 1.1 mm

r_3,4 – min. – 0.3 mm

a – 21.1 mm

d_a – min. – 42 mm

d_a – max. – 46.2 mm

d_b – min. – 42 mm

d_b – max. – 46.2 mm

D_a – max. – 65 mm

D_b – max. – 69.6 mm

r_a – max. – 1 mm

r_b – max. – 0.3 mm

Basic dynamic load rating – C – 30.7 kN

Basic static load rating – C₀ – 20.8 kN

Fatigue load limit – P_u – 0.88 kN

Limiting speed for grease lubrication – 20000 r/min

Ball – D_w – 11.112 mm

Ball – z – 13

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 – 190 N

Preload class B – G_B – 380 N

Preload class C – G_C – 760 N

Preload class D – G_D – 1520 N

Calculation factor – f – 1.05

Calculation factor – f₁ – 0.99

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.01

Calculation factor – f_2C – 1.03

Calculation factor – f_2D – 1.06

Calculation factor – f_HC – 1.01

Preload class A – 132 N/micron

Preload class B – 171 N/micron

Preload class C – 227 N/micron

Preload class D – 305 N/micron

Mass bearing – 0.245 kg

BẠN MUA VÒNG BI 71819 CD/P4 SKF Ở ĐÂU?

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