7220 BEGAY SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc 1 dãy 7220 BEGAY SKF:

d – 15 mm

D – 35 mm

B – 11 mm

d₁ – – 22.7 mm

d₂ – – 18.93 mm

D₁ – – 27.8 mm

a – 16 mm

r_1,2 – min. – 0.6 mm

r_3,4 – min. – 0.3 mm

d_a – min. – 19.2 mm

D_a – max. – 30.8 mm

D_b – max. – 32.6 mm

r_a – max. – 0.6 mm

r_b – max. – 0.3 mm

Basic dynamic load rating – C – 8.8 kN

Basic static load rating – C₀ – 4.6 kN

Fatigue load limit – P_u – 0.196 kN

Reference speed – 26000 r/min

Limiting speed – 26000 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 – 0.045 kg

BẠN MUA VÒNG BI 7220 BEGAY SKF Ở ĐÂU?

• Địa chỉ: 19/4B TCH 25, P. Tân Chánh Hiệp, Quận 12, Tp Hồ Chí Minh
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