71940 CD/P4AH1 SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 71940 CD/P4AH1 SKF:

d – 110 mm

D – 140 mm

B – 16 mm

d₁ – 119.8 mm

d₂ – 119.8 mm

D₁ – 130.6 mm

r_1,2 – min. – 1 mm

r_3,4 – min. – 0.3 mm

a – 24.8 mm

d_a – min. – 114.6 mm

d_b – min. – 114.6 mm

D_a – max. – 135.4 mm

D_b – max. – 138 mm

r_a – max. – 1 mm

r_b – max. – 0.3 mm

d_n – 120.9 mm

Basic dynamic load rating – C – 31.9 kN

Basic static load rating – C₀ – 40.5 kN

Fatigue load limit – P_u – 1.5 kN

Limiting speed for grease lubrication – 8000 r/min

Limiting speed for oil lubrication – 13000 mm/min

Ball – D_w – 8.731 mm

Ball – z – 32

G_ref – 5.1 cm3

Calculation factor – f₀ – 17.2

Preload class A – G_A – 160 N

Preload class B – G_B – 500 N

Preload class C – G_C – 1000 N

Calculation factor – f – 1.34

Calculation factor – f₁ – 1

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.09

Calculation factor – f_2C – 1.16

Calculation factor – f_HC – 1

Preload class A – 99 N/micron

Preload class B – 173 N/micron

Preload class C – 256 N/micron

Mass bearing – 0.505 kg

BẠN MUA VÒNG BI 71940 CD/P4AH1 SKF Ở ĐÂU?

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