71917 ACB/P4AL SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 71917 ACB/P4AL SKF:

d – 105 mm

D – 145 mm

B – 20 mm

d₁ – 117.3 mm

d₂ – 117.3 mm

D₂ – 135.65 mm

r_1,2 – min. – 1.1 mm

r_3,4 – min. – 0.6 mm

a – 39.3 mm

d_a – min. – 111 mm

d_a – max. – 116.7 mm

d_b – min. – 111 mm

d_b – max. – 116.7 mm

D_a – max. – 139 mm

D_b – max. – 141 mm

r_a – max. – 1 mm

r_b – max. – 0.6 mm

Basic dynamic load rating – C – 57.2 kN

Basic static load rating – C₀ – 65.5 kN

Fatigue load limit – P_u – 2.5 kN

Limiting speed for grease lubrication – 7500 r/min

Ball – D_w – 12.7 mm

Ball – z – 27

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 – 360 N

Preload class B – G_B – 720 N

Preload class C – G_C – 1440 N

Preload class D – G_D – 2880 N

Calculation factor – f – 1.25

Calculation factor – f₁ – 0.98

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.04

Calculation factor – f_2C – 1.08

Calculation factor – f_2D – 1.14

Calculation factor – f_HC – 1

Preload class A – 263 N/micron

Preload class B – 346 N/micron

Preload class C – 463 N/micron

Preload class D – 633 N/micron

Mass bearing – 0.847 kg

BẠN MUA VÒNG BI 71917 ACB/P4AL SKF Ở ĐÂU?

• Địa chỉ: 19/4B TCH 25, P. Tân Chánh Hiệp, Quận 12, Tp Hồ Chí Minh
• Hotline: 0902 698 990
• Email: info@sieuthivongbi.com