709 CD/P4AH SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 709 CD/P4AH SKF:

d – 160 mm

D – 240 mm

B – 38 mm

d₁ – 184.7 mm

d₂ – 184.7 mm

D₁ – 215.3 mm

r_1,2 – min. – 2.1 mm

r_3,4 – min. – 1 mm

a – 45.9 mm

d_a – min. – 171 mm

d_b – min. – 171 mm

D_a – max. – 229 mm

D_b – max. – 235 mm

r_a – max. – 2 mm

r_b – max. – 1 mm

d_n – 191.4 mm

Basic dynamic load rating – C – 195 kN

Basic static load rating – C₀ – 216 kN

Fatigue load limit – P_u – 6.6 kN

Limiting speed for grease lubrication – 5600 r/min

Limiting speed for oil lubrication – 8500 mm/min

Ball – D_w – 25.4 mm

Ball – z – 22

G_ref – 66 cm3

Calculation factor – f₀ – 15.8

Preload class A – G_A – 730 N

Preload class B – G_B – 1460 N

Preload class C – G_C – 2920 N

Preload class D – G_D – 5840 N

Calculation factor – f – 1.16

Calculation factor – f₁ – 1

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.02

Calculation factor – f_2C – 1.05

Calculation factor – f_2D – 1.09

Calculation factor – f_HC – 1

Preload class A – 171 N/micron

Preload class B – 233 N/micron

Preload class C – 327 N/micron

Preload class D – 472 N/micron

Mass bearing – 5.148 kg

BẠN MUA VÒNG BI 709 CD/P4AH SKF Ở ĐÂU?

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