S7021 ACD/HCP4A SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao S7021 ACD/HCP4A SKF:

d – 80 mm

D – 140 mm

B – 26 mm

d₁ – 99.5 mm

d₂ – 99.5 mm

D₂ – 124.3 mm

r_1,2 – min. – 2 mm

r_3,4 – min. – 1 mm

a – 27.8 mm

d_a – min. – 91 mm

d_a – max. – 98.5 mm

d_b – min. – 91 mm

d_b – max. – 98.5 mm

D_a – max. – 129 mm

D_b – max. – 134.4 mm

r_a – max. – 2 mm

r_b – max. – 1 mm

Basic dynamic load rating – C – 85.2 kN

Basic static load rating – C₀ – 75 kN

Fatigue load limit – P_u – 3 kN

Limiting speed for grease lubrication – 9500 r/min

Ball – D_w – 17.462 mm

Ball – z – 17

Calculation factor – f₀ – 15.1

Preload class A – G_A – 320 N

Preload class B – G_B – 640 N

Preload class C – G_C – 1280 N

Preload class D – G_D – 2560 N

Calculation factor – f – 1.09

Calculation factor – f₁ – 1

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.01

Calculation factor – f_2C – 1.03

Calculation factor – f_2D – 1.05

Calculation factor – f_HC – 1

Preload class A – 96 N/micron

Preload class B – 130 N/micron

Preload class C – 181 N/micron

Preload class D – 260 N/micron

Mass bearing – 1.506 kg

BẠN MUA VÒNG BI S7021 ACD/HCP4A SKF Ở ĐÂU?

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