Item Name | Screw Cap Socket Head |
Federal Supply Group (FSG) | Hardware and Abrasives |
Federal Supply Class (FSC) | 5305 Screws |
National Item Identification Number (NIIN) | 00-389-8133 (003898133) |
NCB Code | USA (00) |
Manufacturer | Eca Etablissement Central Des, Army United States Department Of The, Springfield Armory |
MRC | Criteria | Characteristic |
---|---|---|
AAJD | THREAD CLASS | 3A |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASA | THREAD LENGTH | 0.250 INCHES MINIMUM |
AASB | FASTENER LENGTH | 0.335 INCHES MINIMUM AND 0.345 INCHES MAXIMUM |
AASK | HEAD STYLE | FLAT CHAMFER |
AASL | HEAD DIAMETER | 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
AASU | HEAD HEIGHT | 0.195 INCHES MINIMUM AND 0.200 INCHES MAXIMUM |
ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
ASDB | WIDTH ACROSS FLATS | 0.187 INCHES MINIMUM AND 0.191 INCHES MAXIMUM |
CMLP | THREAD QUANTITY PER INCH | 20 |
CQFM | HARDNESS RATING | 42.0 ROCKWELL C MINIMUM OVERALL AND 45.0 ROCKWELL C MAXIMUM OVERALL |
FEAT | SPECIAL FEATURES | 2 WRENCH SLOTS ON PERIPHERY OPPOSITE FLATS 0.062 INCH WIDE BY 0.030 INCH DEEP BY 45 DEGREE RADIUS |
MATT | MATERIAL | STEEL COMP 6150 OVERALL OR STEEL COMP 8645 OVERALL |
SFTT | SURFACE TREATMENT | PHOSPHATE OVERALL |
THSD | THREAD SERIES DESIGNATOR | UNC |
Relevant Components for NSN - 5305-00-389-8133, 5305003898133 | ||||
5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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