S7019 ACD/P4A SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao S7019 ACD/P4A SKF:

d – 55 mm

D – 80 mm

B – 13 mm

d₁ – 62.7 mm

d₂ – 62.7 mm

D₁ – 72.3 mm

b – 2.2 mm

C₁ – 6.5 mm

C₂ – 3.2 mm

C₃ – 2 mm

r_1,2 – min. – 1 mm

r_3,4 – min. – 0.3 mm

a – 15.6 mm

d_a – min. – 59.6 mm

d_b – min. – 59.6 mm

D_a – max. – 75.4 mm

D_b – max. – 78 mm

r_a – max. – 1 mm

r_b – max. – 0.3 mm

d_n – 64.7 mm

Basic dynamic load rating – C – 19.5 kN

Basic static load rating – C₀ – 14.6 kN

Fatigue load limit – P_u – 0.62 kN

Limiting speed for grease lubrication – 19000 r/min

Limiting speed for oil lubrication – 30000 mm/min

Ball – D_w – 7.938 mm

Ball – z – 23

G_ref – 2.49 cm3

Calculation factor – f₀ – 10.4

Preload class A – G_A – 70 N

Preload class B – G_B – 140 N

Preload class C – G_C – 280 N

Preload class D – G_D – 560 N

Calculation factor – f – 1.15

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 – 54 N/micron

Preload class B – 72 N/micron

Preload class C – 99 N/micron

Preload class D – 140 N/micron

Mass bearing – 0.152 kg

BẠN MUA VÒNG BI S7019 ACD/P4A SKF Ở ĐÂU?

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