238/850 CAMA/W20 SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu 238/850 CAMA/W20 SKF

d – 85 mm

D – 120 mm

B – 18 mm

d₁ – 96 mm

d₂ – 92,9 mm

D₁ – 109,22 mm

r_1,2 – min – 1,1 mm

r_3,4 – min – 0,6 mm

a – 23,4 mm

d_a – min – 91 mm

d_b – min – 88,2 mm

D_a – max – 114 mm

D_b – max – 116,8 mm

r_a – max – 1 mm

r_b – max – 0,6 mm

d_n – 98,6 mm

Basic dynamic load rating – C – 29,6 kN

Basic static load rating – C₀ – 23,2 kN

Fatigue load limit – P_u – 0,95 kN

Limiting speed for grease lubrication – 18.000 r/min

Limiting speed for oil lubrication – 28.000 mm/min

Ball – D_w – 11,112 mm

Ball – z – 23

G_ref – 7 cm3

Calculation factor – f₀ – 8,4

Preload class A – G_A – 160 N

Preload class B – G_B – 479 N

Preload class C – G_C – 957 N

Calculation factor – f – 1,16

Calculation factor – f₁ – 1

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1,05

Calculation factor – f_2C – 1,09

Calculation factor – f_HC – 1,01

Preload class A – 69 N/micron

Preload class B – 109 N/micron

Preload class C – 150 N/micron

Mass bearing – 0,422 kg

BẠN MUA VÒNG BI 238/850 CAMA/W20 SKF Ở ĐÂU?

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