71938 ACD/P4AH1 SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 71938 ACD/P4AH1 SKF:

d – 120 mm

D – 215 mm

B – 40 mm

d₁ – 150.3 mm

d₂ – 150.3 mm

D₁ – 186.7 mm

r_1,2 – min. – 2.1 mm

r_3,4 – min. – 1.1 mm

a – 42.7 mm

d_a – min. – 132 mm

d_b – min. – 132 mm

D_a – max. – 203 mm

D_b – max. – 208 mm

r_a – max. – 2 mm

r_b – max. – 1 mm

d_n – 158.2 mm

Basic dynamic load rating – C – 199 kN

Basic static load rating – C₀ – 193 kN

Fatigue load limit – P_u – 6.3 kN

Limiting speed for grease lubrication – 8000 r/min

Limiting speed for oil lubrication – 12000 mm/min

Ball – D_w – 30.162 mm

Ball – z – 15

G_ref – 69.084 cm3

Calculation factor – f₀ – 14.6

Preload class A – G_A – 750 N

Preload class B – G_B – 1500 N

Preload class C – G_C – 3000 N

Preload class D – G_D – 6000 N

Calculation factor – f – 1.08

Calculation factor – f₁ – 1

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 – 154 N/micron

Preload class B – 209 N/micron

Preload class C – 289 N/micron

Preload class D – 414 N/micron

Mass bearing – 4.41 kg

BẠN MUA VÒNG BI 71938 ACD/P4AH1 SKF Ở ĐÂU?

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