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GB/T 70.2-2000
(ISO 7380-1997)内六角平圆头螺钉
Hexagon socket button head screws
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GB/T 70.3-2000
内六角沉头螺钉
Hexagon socket countersunk head screws
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GB/T 889.1-2000
1型非金属嵌件六角锁紧螺母
Prevailing torque type hexagon nuts(with non-metallic insert),style 1
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GB/T 923-88
盖形螺母
Acorn nuts
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GB/T 79-2000
内六角圆柱端紧定螺钉
Hexagon socket set screws with dog point
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DIN EN ISO 10642
【DIN 7991】内六角沉头螺钉
Hexagon socket countersunk head screws
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DIN 472
孔用挡圈—标准型和重型
Circlips (retaining rings) for bores - Normal type and heavy type
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127
弹簧垫圈 (DIN 127)
Helical spring lock washers,sprint steel
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DIN 912
内六角圆柱头螺钉
socket head cap screws,stell
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DIN 9021
平垫圈
Flat washer,stainless stell
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