KOMATSU 207-957-3640 BRACKET - Kate Komatsu part Machinery Co., Ltd

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KOMATSU 207-957-3640 BRACKET image

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KOMATSU 207-957-3640 BRACKET Technology

Bearing number:NUP 228 ECML
Size (mm):250x140x42
Bore Diameter (mm):250
Outer Diameter (mm):140
Width (mm):42
d:140 mm
D:250 mm
B:42 mm
d1:179 mm
D1:216.7 mm
F:169 mm
r1,2 - min.:3 mm
r3,4 - min.:3 mm
da - min.:154 mm
db - min.:182 mm
Da - max.:235 mm
ra - max.:2.5 mm
Basic dynamic load rating - C:450 kN
Basic static load rating - C0:510 kN
Fatigue load limit - Pu:57 kN
Reference speed:2800 r/min
Limiting speed:3200 r/min
Calculation factor - kr:0.23
d1 ≈:179 mm
D1 ≈:216.7 mm
r1,2 min.:3 mm
r3,4 min.:3 mm
da min.:154 mm
db min.:182 mm
Da max.:235 mm
ra max.:2.5 mm
Basic dynamic load rating C:450 kN
Basic static load rating C0:510 kN
Fatigue load limit Pu:57 kN
Calculation factor kr:0.23
Limiting value e:0.2
Axial load factor Y:0.6
Mass bearing:9.67 kg

Main Products: Load Wheel, Chain Wheel, Drive Wheel, Gear Block, Guide Wheel, Chain Rail Assembly, Track Assembly, Track Plate and High Strength Bolt. Other products: chain link, chain pin, bucket shaft, bucket shaft sleeve, swing frame, connecting rod, chain bracket, tension cylinder, tension spring, U-frame, large and small arm cylinder assembly, rubber block, bucket teeth, tooth base, etc.

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Kate Komatsu part Machinery Co., Ltd: Email; AddressJiulong wan ,Hong kong,china; Phone(Working Time); Fax

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