71910 ACE/P4AL SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 71910 ACE/P4AL SKF:

d – 15 mm

D – 32 mm

B – 9 mm

d₁ – 20.65 mm

d₂ – 19.5 mm

D₁ – 26.9 mm

r_1,2 – min. – 0.3 mm

r_3,4 – min. – 0.15 mm

a – 10.1 mm

d_a – min. – 17 mm

d_b – min. – 17 mm

D_a – max. – 30 mm

D_b – max. – 30.6 mm

r_a – max. – 0.3 mm

r_b – max. – 0.15 mm

d_n – 21.9 mm

Basic dynamic load rating – C – 4.2 kN

Basic static load rating – C₀ – 1.8 kN

Fatigue load limit – P_u – 0.078 kN

Limiting speed for grease lubrication – 75000 r/min

Limiting speed for oil lubrication – 115000 mm/min

Ball – D_w – 4.762 mm

Ball – z – 12

G_ref – 0.5 cm3

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 – 38 N

Preload class B – G_B – 115 N

Preload class C – G_C – 230 N

Calculation factor – f – 1.03

Calculation factor – f₁ – 0.99

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.03

Calculation factor – f_2C – 1.06

Calculation factor – f_HC – 1.01

Preload class A – 44 N/micron

Preload class B – 66 N/micron

Preload class C – 73 N/micron

Mass bearing – 0.025 kg

BẠN MUA VÒNG BI 71910 ACE/P4AL SKF Ở ĐÂU?

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