7009 CD/HCP4AH SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 7009 CD/HCP4AH SKF:

d – 90 mm

D – 140 mm

B – 24 mm

d₁ – 108.33 mm

d₂ – 105.5 mm

D₁ – 121.66 mm

b – 2.6 mm

C₁ – 13.2 mm

C₂ – 4.3 mm

C₃ – 4.3 mm

r_1,2 – min. – 1.5 mm

r_3,4 – min. – 1 mm

a – 39 mm

d_a – min. – 97 mm

d_b – min. – 97 mm

D_a – max. – 133 mm

D_b – max. – 134.4 mm

r_a – max. – 1.5 mm

r_b – max. – 1 mm

d_n – 111 mm

Basic dynamic load rating – C – 33.8 kN

Basic static load rating – C₀ – 30 kN

Fatigue load limit – P_u – 1.2 kN

Limiting speed for grease lubrication – 14000 r/min

Limiting speed for oil lubrication – 22000 mm/min

Ball – D_w – 11.112 mm

Ball – z – 28

G_ref – 14 cm3

Calculation factor – e – 0.68

Calculation factor – Y₂ – 0.87

Calculation factor – Y₀ – 0.38

Calculation factor – X₂ – 0.41

Calculation factor – Y₁ – 0.92

Calculation factor – Y₂ – 1.41

Calculation factor – Y₀ – 0.76

Calculation factor – X₂ – 0.67

Preload class A – G_A – 300 N

Preload class B – G_B – 920 N

Preload class C – G_C – 1840 N

Calculation factor – f – 1.1

Calculation factor – f₁ – 0.99

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.03

Calculation factor – f_2C – 1.06

Calculation factor – f_HC – 1.01

Preload class A – 218 N/micron

Preload class B – 329 N/micron

Preload class C – 432 N/micron

Mass bearing – 1.108 kg

BẠN MUA VÒNG BI 7009 CD/HCP4AH SKF Ở ĐÂU?

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