71904 CE/P4AL SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 71904 CE/P4AL SKF:

d – 65 mm

D – 120 mm

B – 23 mm

d₁ – 82.9 mm

d₂ – 82.9 mm

D₂ – 105.3 mm

r_1,2 – min. – 1.5 mm

r_3,4 – min. – 0.6 mm

a – 24 mm

d_a – min. – 74 mm

d_a – max. – 82.1 mm

d_b – min. – 74 mm

d_b – max. – 82.1 mm

D_a – max. – 111 mm

D_b – max. – 115.8 mm

r_a – max. – 1.5 mm

r_b – max. – 0.6 mm

Basic dynamic load rating – C – 66.3 kN

Basic static load rating – C₀ – 53 kN

Fatigue load limit – P_u – 2.3 kN

Limiting speed for grease lubrication – 15000 r/min

Ball – D_w – 15.875 mm

Ball – z – 15

Calculation factor – f₀ – 14.6

Preload class A – G_A – 250 N

Preload class B – G_B – 500 N

Preload class C – G_C – 1000 N

Preload class D – G_D – 2000 N

Calculation factor – f – 1.07

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 – 1.06

Calculation factor – f_HC – 1.01

Preload class A – 87 N/micron

Preload class B – 118 N/micron

Preload class C – 164 N/micron

Preload class D – 236 N/micron

Mass bearing – 0.882 kg

BẠN MUA VÒNG BI 71904 CE/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