SKF 71980 AM轴承,SKF 71980 AM角接触球轴承-搜轴承SKF数据中心
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d - 400 mm

D - 540 mm

B - 65 mm

d1 - - 447 mm

D1 - - 496 mm

a - 168 mm

r1,2 - min. - 4 mm

r3,4 - min. - 1.5 mm

da - min. - 415 mm

Da - max. - 525 mm

Db - max. - 533 mm

ra - max. - 3 mm

rb - max. - 1.5 mm

Basic dynamic load rating - C - 423 kN

Basic static load rating - C0 - 780 kN

Fatigue load limit - Pu - 15.6 kN

Reference speed - 1200 r/min

Limiting speed - 1300 r/min

Calculation factor - kr - 0.083

Calculation factor - ka - 0.4

Calculation factor - e - 0.8

Calculation factor - X - 0.39

Calculation factor - Y0 - 0.33

Calculation factor - Y1 -

Calculation factor - Y2 - 0.76

Mass bearing - 42 kg

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Hot number:NTN 234440 B OKB 1000800A OKB HS205 OKB 1106091J ISO 2218K+H318 NSK 22232SWRCDg2E4 FBJ 3975/3920 FYH UCHA205-15 FAF 6310-Z SKF 524208 SKF BT4B 332773 E/C725 SKF D/W RW1-4 SKF FY 1.11/16 TDW NOK ISO D1450G NOK HBY 70 85.5 6