Item Name | Screw Cap Socket Head |
Federal Supply Group (FSG) | Hardware and Abrasives |
Federal Supply Class (FSC) | 5305 Screws |
National Item Identification Number (NIIN) | 00-680-4250 (006804250) |
NCB Code | USA (00) |
Manufacturer | Federal Specifications, Military Standards Corp |
MRC | Criteria | Characteristic |
---|---|---|
AAJD | THREAD CLASS | 3A |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASA | THREAD LENGTH | 0.375 INCHES NOMINAL |
AASB | FASTENER LENGTH | 0.375 INCHES NOMINAL |
AASK | HEAD STYLE | FLAT CHAMFER |
AASL | HEAD DIAMETER | 0.178 INCHES MINIMUM AND 0.183 INCHES MAXIMUM |
AASU | HEAD HEIGHT | 0.109 INCHES MINIMUM AND 0.112 INCHES MAXIMUM |
ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
AHYM | NOMINAL THREAD DIAMETER | 0.112 INCHES |
ASDB | WIDTH ACROSS FLATS | 0.078 INCHES NOMINAL |
CMLP | THREAD QUANTITY PER INCH | 40 |
CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
CQHQ | MINIMUM YIELD STRENGTH | 140000 POUNDS PER SQUARE INCH |
MATT | MATERIAL | STEEL OVERALL |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
SFTT | SURFACE TREATMENT | CADMIUM OVERALL OR ZINC OVERALL |
THSD | THREAD SERIES DESIGNATOR | UNC |
ZZZT | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 2 STYLE |
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