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MIL-DTL-1222 Studs, Bolts, Screws And Nuts For Applications Where A High Degree Of Reliability Is Required; General Specification ForThis specification covers standard studs, hex cap screws, and heavy hex bolts in nominal standard diameters of 1/4 inch to 4 inches, nuts in nominal standard diameters of 1/4 inch to 3 inches, and socket head cap screws in nominal standard diameters of 1/4 inch to 1 1/2 inches for submarine safety and other applications where a high degree of reliability is required \(see 6.1\).

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MIL-DTL-1222J
Dimensional examination requirements.
TABLE XIV.
Type Fastener
Dimension to be examined
Major diameter
Go maximum material (Functional size)
Minimum material (Pitch diameter)
Head height
Width across flats
Bolts and Screws
(Except: Socket head cap
Width across corners
Shank diameter
screws)
Overall length
Thread length
Fillet radius
Straightness
Major diameter
Go maximum material (Functional size)
Minimum material (Pitch diameter)
Shank diameter
Studs
Overall length
Thread length
Straightness
Major diameter
Go maximum material (Functional size)
Minimum material (Pitch diameter)
Head height
Head diameter
Hex socket size
Key Engagement
Socket head cap screws
Width across flats
Width across corners
Shank diameter
Overall length
Thread length
Fillet radius
Straightness
Minor diameter
Go maximum material (Functional size)
Minimum material (Pitch diameter)
Nuts
Thickness
Width across flats
Width across corners
43



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© Copyright 2015 Integrated Publishing, Inc.
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