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Castellated Nut AN310C8


Thread: 1/2-20, corrosion resistant steel

AN310C8 Details

National Stock Number (NSN) 5310-00-268-7313
Alternate Part Number N/A
Federal Supply Class (FSC) 5310
Unit of Measure (UOM) 5 /Ea.
Thread Class 3B
Thread Direction Right-hand
Nut Style Castellated, hexagon
Nut Height Between 0.547 inches and 0.578 inches
Width Across Flats Between 0.738 inches and 0.752 inches
Thread Series Unf
Thready Qty Per Inch (tpi) 20
Thread Size 0.500 inches
Countersink Angle 109.0 degrees nut and 111.0 degrees nut
Bearing Surface Type Washer faced
Material Steel comp 302 or steel comp 304 or steel comp 305 or steel comp 316 or steel comp 317 or steel comp 347 or steel comp 410 or steel comp 414 or steel comp 416
Material Specification 66 federal standard all material responses
Surface Treatment Passivate
Surface Treatment Specification QQ-P-35 federal specification single treatment response
Nondefinitive Specification/std Data 5 type

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