NUKRE 72 A SKF

Kích thước và Thông số kỹ thuật của Theo dõi Vòng bi CAM NUKRE 72 A SKF:

d – 100 mm

D – 150 mm

B – 24 mm

d₁ – 117,38 mm

d₂ – 114,2 mm

D₁ – 132,61 mm

b – 2,2 mm

C₁ – 13,4 mm

C₂ – 4 mm

C₃ – 4 mm

r_1,2 – min – 1,5 mm

r_3,4 – min – 1 mm

a – 41,4 mm

d_a – min – 107 mm

d_b – min – 107 mm

D_a – max – 143 mm

D_b – max – 144,4 mm

r_a – max – 1,5 mm

r_b – max – 1 mm

d_n – 120,4 mm

Basic dynamic load rating – C – 42,3 kN

Basic static load rating – C₀ – 38 kN

Fatigue load limit – P_u – 1,4 kN

Limiting speed for grease lubrication – 11200 r/min

Limiting speed for oil lubrication – 17500 mm/min

Ball – D_w – 12,7 mm

Ball – z – 27

G_ref – 17 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 – 390 N

Preload class B – G_B – 1150 N

Preload class C – G_C – 2310 N

Calculation factor – f – 1,12

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

Preload class A – 220 N/micron

Preload class B – 330 N/micron

Preload class C – 435 N/micron

Khối lượng – 1,259 kg

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