KR 47 PPA SKF

Kích thước và Thông số kỹ thuật của Theo dõi Vòng bi CAM KR 47 PPA SKF:

d – 30 mm

D – 47 mm

B – 9 mm

d₁ – 35,6 mm

d₂ – 35,6 mm

D₂ – 44,15 mm

r_1,2 – min – 0,3 mm

r_3,4 – min – 0,2 mm

a – 13,6 mm

d_a – min – 32 mm

d_a – max – 35,1 mm

d_b – min – 32 mm

d_b – max – 35,1 mm

D_a – max – 45 mm

D_b – max – 45,6 mm

r_a – max – 0,3 mm

r_b – max – 0,2 mm

Basic dynamic load rating – C – 6,8 kN

Basic static load rating – C₀ – 4,3 kN

Fatigue load limit – P_u – 0,183 kN

Limiting speed for grease lubrication – 32.000 r/min

Ball – D_w – 4,762 mm

Ball – z – 20

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 – 40 N

Preload class B – G_B – 80 N

Preload class C – G_C – 160 N

Preload class D – G_D – 320 N

Calculation factor – f – 1,08

Calculation factor – f₁ – 0,98

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1,07

Calculation factor – f_2C – 1,12

Calculation factor – f_2D – 1,17

Calculation factor – f_HC – 1,04

Preload class A – 72 N/micron

Preload class B – 93 N/micron

Preload class C – 121 N/micron

Preload class D – 161 N/micron

Khối lượng – 0,044 kg

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