7209 BECBY SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc 1 dãy 7209 BECBY SKF:

d – 17 mm

D – 40 mm

B – 12 mm

d₁ – – 26.25 mm

d₂ – – 21.66 mm

D₂ – – 34 mm

D₅ – – 36.5 mm

a – 18 mm

r_1,2 – min. – 0.6 mm

r_3,4 – min. – 0.6 mm

d_a – min. – 21.2 mm

d_a – max. – 26.25 mm

D_a – max. – 35.8 mm

D_b – max. – 35.8 mm

r_a – max. – 0.6 mm

r_b – max. – 0.6 mm

Basic dynamic load rating – C – 10.4 kN

Basic static load rating – C₀ – 5.5 kN

Fatigue load limit – P_u – 0.236 kN

Reference speed – 20000 r/min

Limiting speed – 20000 r/min

Calculation factor – k_r – 0.095

Calculation factor – k_a – 1.4

Calculation factor – e – 1.14

Calculation factor – X – 0.57

Calculation factor – Y₀ – 0.52

Calculation factor – Y₁ – 0.55

Calculation factor – Y₂ – 0.93

Calculation factor – X – 0.35

Calculation factor – Y₀ – 0.26

Calculation factor – Y₁ –

Calculation factor – Y₂ – 0.57

Mass bearing – 0.063 kg

BẠN MUA VÒNG BI 7209 BECBY SKF Ở ĐÂU?

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