SKF NNU 4948 BK/SPW33轴承,SKF NNU 4948 BK/SPW33圆柱滚子轴承-搜轴承SKF数据中心
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d - 240 mm

D - 320 mm

B - 80 mm

D1 - 292.2 mm

F - 265.3 mm

b - 11.1 mm

K - 3 mm

r1,2 - min. - 2.1 mm

r3,4 - min. - 1.1 mm

s - 3.7 mm

da - min. - 251 mm

da - max. - 262 mm

Da - max. - 309 mm

ra - max. - 2 mm

dn - 267 mm

Basic dynamic load rating - C - 528 kN

Basic static load rating - C0 - 1220 kN

Fatigue load limit - Pu - 118 kN

Limiting speed for grease lubrication - 2200 r/min

Limiting speed for oil lubrication - 2600 mm/min

Gref - 171 cm

Mass bearing - 17.5 kg

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