71911 CB/P4AL SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 71911 CB/P4AL SKF:

d – 80 mm

D – 110 mm

B – 16 mm

d₁ – 89.2 mm

d₂ – 89.2 mm

D₁ – 100.8 mm

r_1,2 – min. – 1 mm

r_3,4 – min. – 0.3 mm

a – 30.2 mm

d_a – min. – 84.6 mm

d_b – min. – 84.6 mm

D_a – max. – 105 mm

D_b – max. – 108 mm

r_a – max. – 1 mm

r_b – max. – 0.3 mm

d_n – 91.7 mm

Basic dynamic load rating – C – 34.5 kN

Basic static load rating – C₀ – 36.5 kN

Fatigue load limit – P_u – 1.6 kN

Limiting speed for grease lubrication – 9500 r/min

Limiting speed for oil lubrication – 16000 mm/min

Ball – D_w – 9.525 mm

Ball – z – 27

G_ref – 5.1 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 – 220 N

Preload class B – G_B – 440 N

Preload class C – G_C – 880 N

Preload class D – G_D – 1760 N

Calculation factor – f – 1.24

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 – 204 N/micron

Preload class B – 267 N/micron

Preload class C – 358 N/micron

Preload class D – 490 N/micron

Mass bearing – 0.37 kg

BẠN MUA VÒNG BI 71911 CB/P4AL SKF Ở ĐÂU?

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