K 81256 M SKF

Kích thước và Thông số kỹ thuật của Vòng bi đũa đỡ chặn K 81256 M SKF:

d – 55 mm

D – 80 mm

B – 13 mm

d₁ – 62,75 mm

d₂ – 60,7 mm

D₂ – 74,7 mm

r_1,2 – min – 1 mm

r_3,4 – min – 0,3 mm

a – 23,5 mm

d_a – min – 59,6 mm

d_a – max – 62,2 mm

d_b – min – 57 mm

d_b – max – 60,1 mm

D_a – max – 75,4 mm

D_b – max – 78 mm

r_a – max – 1 mm

r_b – max – 0,3 mm

Basic dynamic load rating – C – 14,6 kN

Basic static load rating – C₀ – 10,2 kN

Fatigue load limit – P_u – 0,43 kN

Limiting speed for grease lubrication – 21.000 r/min

Ball – D_w – 7,938 mm

Ball – z – 21

Calculation factor – e – 0,68

Calculation factor – Y₂ – 0,87

Calculation factor – Y₀ – 0,38

Calculation factor – X₂ – 0,41

Calculation factor – Y₁ – 0,92

Calculation factor – Y₂ – 1,41

Calculation factor – Y₀ – 0,76

Calculation factor – X₂ – 0,67

Preload class A – G_A – 133 N

Preload class B – G_B – 400 N

Preload class C – G_C – 800 N

Calculation factor – f – 1,16

Calculation factor – f₁ – 0,99

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1,04

Calculation factor – f_2C – 1,07

Calculation factor – f_HC – 1

Preload class A – 105 N/micron

Preload class B – 160 N/micron

Preload class C – 210 N/micron

Khối lượng – 0,173 kg

BẠN MUA VÒNG BI Vòng biK 81256 M 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
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