7048 ACD/P4A SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu tiếp xúc có độ chính xác cao 7048 ACD/P4A SKF:

d – 80 mm

D – 110 mm

B – 16 mm

d₁ – 90.7 mm

d₂ – 89.2 mm

D₂ – 102.2 mm

r_1,2 – min. – 1 mm

r_3,4 – min. – 0.6 mm

a – 24.9 mm

d_a – min. – 84.6 mm

d_b – min. – 84.6 mm

D_a – max. – 105 mm

D_b – max. – 106.8 mm

r_a – max. – 1 mm

r_b – max. – 0.6 mm

d_n – 91.7 mm

Basic dynamic load rating – C – 15.6 kN

Basic static load rating – C₀ – 14.6 kN

Fatigue load limit – P_u – 0.63 kN

Limiting speed for grease lubrication – 16000 r/min

Limiting speed for oil lubrication – 24000 mm/min

Ball – D_w – 6.747 mm

Ball – z – 34

G_ref – 5.29 cm3

Calculation factor – f₀ – 9.9

Preload class A – G_A – 52 N

Preload class B – G_B – 105 N

Preload class C – G_C – 310 N

Calculation factor – f – 1.13

Calculation factor – f₁ – 1

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.02

Calculation factor – f_2C – 1.07

Calculation factor – f_HC – 1

Preload class A – 49 N/micron

Preload class B – 64 N/micron

Preload class C – 103 N/micron

Mass bearing – 0.38 kg

BẠN MUA VÒNG BI 7048 ACD/P4A SKF Ở ĐÂU?

• Địa chỉ: 19/4B TCH 25, P. Tân Chánh Hiệp, Quận 12, Tp Hồ Chí Minh
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