71919 CD/P4AL SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 71919 CD/P4AL SKF:

d – 35 mm

D – 55 mm

B – 10 mm

d₁ – 41.7 mm

d₂ – 40.2 mm

D₁ – 48.29 mm

r_1,2 – min. – 0.6 mm

r_3,4 – min. – 0.3 mm

a – 16.2 mm

d_a – min. – 38.2 mm

d_b – min. – 37 mm

D_a – max. – 51.8 mm

D_b – max. – 53 mm

r_a – max. – 0.6 mm

r_b – max. – 0.3 mm

d_n – 43 mm

Basic dynamic load rating – C – 7.3 kN

Basic static load rating – C₀ – 4.5 kN

Fatigue load limit – P_u – 0.19 kN

Limiting speed for grease lubrication – 32000 r/min

Limiting speed for oil lubrication – 50000 mm/min

Ball – D_w – 5.556 mm

Ball – z – 19

G_ref – 0.8 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 – 66 N

Preload class B – G_B – 200 N

Preload class C – G_C – 400 N

Calculation factor – f – 1.05

Calculation factor – f₁ – 0.99

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.04

Calculation factor – f_2C – 1.07

Calculation factor – f_HC – 1

Preload class A – 69 N/micron

Preload class B – 104 N/micron

Preload class C – 136 N/micron

Mass bearing – 0.075 kg

BẠN MUA VÒNG BI 71919 CD/P4AL SKF Ở ĐÂU?

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