7008 ACD/P4AH SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 7008 ACD/P4AH SKF:

d – 65 mm

D – 90 mm

B – 13 mm

d₁ – 73.94 mm

d₂ – 72.72 mm

D₂ – 83.46 mm

b – 2 mm

C₁ – 6.5 mm

C₂ – 3.8 mm

C₃ – 1.7 mm

r_1,2 – min. – 1 mm

r_3,4 – min. – 0.3 mm

a – 20.1 mm

d_a – min. – 69.6 mm

d_b – min. – 69.6 mm

D_a – max. – 85.4 mm

D_b – max. – 88 mm

r_a – max. – 1 mm

r_b – max. – 0.3 mm

d_n – 74.8 mm

Basic dynamic load rating – C – 10.6 kN

Basic static load rating – C₀ – 9.5 kN

Fatigue load limit – P_u – 0.4 kN

Limiting speed for grease lubrication – 24000 r/min

Limiting speed for oil lubrication – 36000 mm/min

Ball – D_w – 5.556 mm

Ball – z – 32

G_ref – 2.96 cm3

Calculation factor – f₀ – 9.9

Preload class A – G_A – 35 N

Preload class B – G_B – 70 N

Preload class C – G_C – 210 N

Calculation factor – f – 1.13

Calculation factor – f₁ – 1

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.03

Calculation factor – f_2C – 1.08

Calculation factor – f_HC – 1.01

Preload class A – 43 N/micron

Preload class B – 56 N/micron

Preload class C – 90 N/micron

Mass bearing – 0.194 kg

BẠN MUA VÒNG BI 7008 ACD/P4AH SKF Ở ĐÂU?

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