248/900 CAK30MA/W20 SKF

Kích thước và Thông số kỹ thuật của Vòng bi cầu 248/900 CAK30MA/W20 SKF

d – 220 mm

D – 300 mm

B – 38 mm

d₁ – 244,7 mm

d₂ – 244,7 mm

D₁ – 275,3 mm

b – 3,5 mm

C₁ – 20,9 mm

C₂ – 7,1 mm

C₃ – 5,45 mm

r_1,2 – min – 2,1 mm

r_3,4 – min – 1 mm

a – 54 mm

d_a – min – 231 mm

d_b – min – 231 mm

D_a – max – 289 mm

D_b – max – 295 mm

r_a – max – 2 mm

r_b – max – 1 mm

d_n – 251,4 mm

Basic dynamic load rating – C – 221 kN

Basic static load rating – C₀ – 300 kN

Fatigue load limit – P_u – 7,8 kN

Limiting speed for grease lubrication – 5300 r/min

Limiting speed for oil lubrication – 7500 mm/min

Ball – D_w – 25,4 mm

Ball – z – 29

G_ref – 84 cm3

Calculation factor – f₀ – 16,5

Preload class A – G_A – 850 N

Preload class B – G_B – 1700 N

Preload class C – G_C – 3400 N

Preload class D – G_D – 6800 N

Calculation factor – f – 1,28

Calculation factor – f₁ – 1

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1,07

Calculation factor – f_2C – 1,12

Calculation factor – f_2D – 1,18

Calculation factor – f_HC – 1,04

Preload class A – 248 N/micron

Preload class B – 340 N/micron

Preload class C – 481 N/micron

Preload class D – 705 N/micron

Mass bearing – 5,557 kg

BẠN MUA VÒNG BI 248/900 CAK30MA/W20 SKF Ở ĐÂU?

• CÔNG TY TNHH ITS VIỆT
• Văn phòng: 59/2A Hiệp Bình, P. Hiệp Bình Phước, Tp. Thủ Đức, Tp Hồ Chí Minh
• Kho hàng: 131/12/16A TCH 18, P. Tân Chánh Hiệp, Quận 12, Tp Hồ Chí Minh
• Hotline: 0902 698 990
• Email: info@sieuthivongbi.com