71911 ACE/HCP4AL SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 71911 ACE/HCP4AL SKF:

d – 55 mm

D – 90 mm

B – 18 mm

d₁ – 68.18 mm

d₂ – 66.65 mm

D₂ – 79.39 mm

b – 2.2 mm

C₁ – 9 mm

C₂ – 4.3 mm

C₃ – 2.8 mm

r_1,2 – min. – 1.1 mm

r_3,4 – min. – 0.6 mm

a – 18.8 mm

d_a – min. – 61 mm

d_b – min. – 61 mm

D_a – max. – 84 mm

D_b – max. – 86.8 mm

r_a – max. – 1 mm

r_b – max. – 0.6 mm

d_n – 69.2 mm

Basic dynamic load rating – C – 14 kN

Basic static load rating – C₀ – 11 kN

Fatigue load limit – P_u – 0.465 kN

Limiting speed for grease lubrication – 22000 r/min

Limiting speed for oil lubrication – 32000 mm/min

Ball – D_w – 6.747 mm

Ball – z – 26

G_ref – 4.69 cm3

Calculation factor – f₀ – 9.7

Preload class A – G_A – 46 N

Preload class B – G_B – 92 N

Preload class C – G_C – 275 N

Calculation factor – f – 1.06

Calculation factor – f₁ – 1

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.02

Calculation factor – f_2C – 1.05

Calculation factor – f_HC – 1

Preload class A – 38 N/micron

Preload class B – 50 N/micron

Preload class C – 80 N/micron

Mass bearing – 0.42 kg

BẠN MUA VÒNG BI 71911 ACE/HCP4AL 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