719/8 ACE/P4AH SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 719/8 ACE/P4AH SKF:

d – 50 mm

D – 72 mm

B – 12 mm

d₁ – 57.1 mm

d₂ – 57.1 mm

D₂ – 67.12 mm

r_1,2 – min. – 0.6 mm

r_3,4 – min. – 0.3 mm

a – 14.2 mm

d_a – min. – 53.2 mm

d_a – max. – 56.6 mm

d_b – min. – 53.2 mm

d_b – max. – 56.6 mm

D_a – max. – 68.8 mm

D_b – max. – 70.6 mm

r_a – max. – 0.6 mm

r_b – max. – 0.3 mm

Basic dynamic load rating – C – 13.5 kN

Basic static load rating – C₀ – 10.4 kN

Fatigue load limit – P_u – 0.44 kN

Limiting speed for grease lubrication – 22000 r/min

Ball – D_w – 6.35 mm

Ball – z – 25

Calculation factor – f₀ – 10.7

Preload class A – G_A – 50 N

Preload class B – G_B – 100 N

Preload class C – G_C – 200 N

Preload class D – G_D – 400 N

Calculation factor – f – 1.13

Calculation factor – f₁ – 1

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.07

Calculation factor – f_2C – 1.12

Calculation factor – f_2D – 1.18

Calculation factor – f_HC – 1.04

Preload class A – 47 N/micron

Preload class B – 63 N/micron

Preload class C – 87 N/micron

Preload class D – 122 N/micron

Mass bearing – 0.12 kg

BẠN MUA VÒNG BI 719/8 ACE/P4AH SKF Ở ĐÂU?

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