71909 CB/P4A SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 71909 CB/P4A SKF:

d – 85 mm

D – 130 mm

B – 22 mm

d₁ – 100.83 mm

d₂ – 98 mm

D₂ – 117.6 mm

r_1,2 – min. – 1.1 mm

r_3,4 – min. – 0.6 mm

a – 25.5 mm

d_a – min. – 91 mm

d_a – max. – 100.1 mm

d_b – min. – 91 mm

d_b – max. – 97.3 mm

D_a – max. – 124 mm

D_b – max. – 125.8 mm

r_a – max. – 1 mm

r_b – max. – 0.6 mm

Basic dynamic load rating – C – 34.5 kN

Basic static load rating – C₀ – 29 kN

Fatigue load limit – P_u – 1.2 kN

Limiting speed for grease lubrication – 16500 r/min

Ball – D_w – 11.112 mm

Ball – z – 26

Calculation factor – f₀ – 9.5

Preload class A – G_A – 185 N

Preload class B – G_B – 560 N

Preload class C – G_C – 1110 N

Calculation factor – f – 1.11

Calculation factor – f₁ – 1

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.03

Calculation factor – f_2C – 1.05

Calculation factor – f_HC – 1.01

Preload class A – 83 N/micron

Preload class B – 131 N/micron

Preload class C – 180 N/micron

Mass bearing – 0.852 kg

BẠN MUA VÒNG BI 71909 CB/P4A SKF Ở ĐÂU?

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