S7207 ACD/P4A SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao S7207 ACD/P4A SKF:

d – 105 mm

D – 145 mm

B – 20 mm

d₁ – 117.3 mm

d₂ – 117.3 mm

D₁ – 132.7 mm

b – 2.3 mm

C₁ – 10.9 mm

C₂ – 3.9 mm

C₃ – 3.2 mm

r_1,2 – min. – 1.1 mm

r_3,4 – min. – 0.6 mm

a – 26.8 mm

d_a – min. – 111 mm

d_b – min. – 111 mm

D_a – max. – 139 mm

D_b – max. – 141 mm

r_a – max. – 1 mm

r_b – max. – 0.6 mm

d_n – 120.6 mm

Basic dynamic load rating – C – 61.8 kN

Basic static load rating – C₀ – 69.5 kN

Fatigue load limit – P_u – 2.6 kN

Limiting speed for grease lubrication – 10000 r/min

Limiting speed for oil lubrication – 16000 mm/min

Ball – D_w – 12.7 mm

Ball – z – 27

G_ref – 11.1 cm3

Calculation factor – f₀ – 16.4

Preload class A – G_A – 230 N

Preload class B – G_B – 460 N

Preload class C – G_C – 920 N

Preload class D – G_D – 1840 N

Calculation factor – f – 1.25

Calculation factor – f₁ – 1

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.07

Calculation factor – f_2C – 1.12

Calculation factor – f_2D – 1.18

Calculation factor – f_HC – 1.04

Preload class A – 122 N/micron

Preload class B – 168 N/micron

Preload class C – 239 N/micron

Preload class D – 350 N/micron

Mass bearing – 0.699 kg

BẠN MUA VÒNG BI S7207 ACD/P4A SKF Ở ĐÂU?

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