239/900 CA/W33 SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu 239/900 CA/W33 SKF

d – 17 mm

D – 40 mm

B – 12 mm

d₁ – 24,1 mm

d₂ – 24,1 mm

D₂ – 34,4 mm

r_1,2 – min – 0,6 mm

r_3,4 – min – 0,3 mm

a – 12,8 mm

d_a – min – 21,2 mm

d_a – max – 23,5 mm

d_b – min – 21,2 mm

d_b – max – 23,5 mm

D_a – max – 35,8 mm

D_b – max – 37,6 mm

r_a – max – 0,6 mm

r_b – max – 0,3 mm

Basic dynamic load rating – C – 8,8 kN

Basic static load rating – C₀ – 4 kN

Fatigue load limit – P_u – 0,17 kN

Limiting speed for grease lubrication – 45.000 r/min

Ball – D_w – 7,144 mm

Ball – z – 10

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 – 60 N

Preload class B – G_B – 120 N

Preload class C – G_C – 240 N

Preload class D – G_D – 480 N

Calculation factor – f – 1,03

Calculation factor – f₁ – 0,99

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 – 59 N/micron

Preload class B – 76 N/micron

Preload class C – 99 N/micron

Preload class D – 131 N/micron

Mass bearing – 0,056 kg

BẠN MUA VÒNG BI 239/900 CA/W33 SKF Ở ĐÂU?

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