248/800 CAMA/W20 SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu 248/800 CAMA/W20 SKF

d – 120 mm

D – 180 mm

B – 28 mm

d₁ – 143,2 mm

d₂ – 140,8 mm

D₂ – 161,9 mm

r_1,2 – min – 2 mm

r_3,4 – min – 1 mm

a – 34,2 mm

d_a – min – 129 mm

d_a – max – 142,4 mm

d_b – min – 129 mm

d_b – max – 140 mm

D_a – max – 171 mm

D_b – max – 175,4 mm

r_a – max – 2 mm

r_b – max – 1 mm

Basic dynamic load rating – C – 37,7 kN

Basic static load rating – C₀ – 39 kN

Fatigue load limit – P_u – 1,3 kN

Limiting speed for grease lubrication – 11.000 r/min

Ball – D_w – 11,112 mm

Ball – z – 33

Calculation factor – f₀ – 9,8

Preload class A – G_A – 130 N

Preload class B – G_B – 260 N

Preload class C – G_C – 780 N

Calculation factor – f – 1,08

Calculation factor – f₁ – 1

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1,02

Calculation factor – f_2C – 1,05

Calculation factor – f_HC – 1,01

Preload class A – 84 N/micron

Preload class B – 110 N/micron

Preload class C – 173 N/micron

Mass bearing – 2,239 kg

BẠN MUA VÒNG BI 248/800 CAMA/W20 SKF Ở ĐÂU?

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