NNTR 120x290x135.2ZL SKF

Kích thước và Thông số kỹ thuật của Hỗ trợ vòng bi với vành bi NNTR 120x290x135,2ZL SKF:

d – 55 mm

D – 90 mm

B – 18 mm

d₁ – 65,8 mm

d₂ – 65,8 mm

D₁ – 79,2 mm

r_1,2 – min – 1,1 mm

r_3,4 – min – 0,6 mm

a – 26 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 – 68,1 mm

Basic dynamic load rating – C – 37,1 kN

Basic static load rating – C₀ – 31 kN

Fatigue load limit – P_u – 1,3 kN

Limiting speed for grease lubrication – 17.000 r/min

Limiting speed for oil lubrication – 26.000 mm/min

Ball – D_w – 11,112 mm

Ball – z – 18

G_ref – 5,1 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 – 230 N

Preload class B – G_B – 460 N

Preload class C – G_C – 920 N

Preload class D – G_D – 1840 N

Calculation factor – f – 1,1

Calculation factor – f₁ – 0,99

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1,02

Calculation factor – f_2C – 1,05

Calculation factor – f_2D – 1,08

Calculation factor – f_HC – 1,02

Preload class A – 176 N/micron

Preload class B – 230 N/micron

Preload class C – 305 N/micron

Preload class D – 413 N/micron

Khối lượng – 0,317 kg

BẠN MUA VÒNG BI NNTR 120x290x135,2ZL SKF Ở ĐÂU?

• CÔNG TY TNHH ITS VIỆT
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