Item Name | Screw Cap Socket Head |
Federal Supply Group (FSG) | Hardware and Abrasives |
Federal Supply Class (FSC) | 5305 Screws |
National Item Identification Number (NIIN) | 00-316-8158 (003168158) |
NCB Code | USA (00) |
Manufacturer | Military Standards Corp, Torkon Fastener Corp, National Aerospace Standards Com |
Part Number | Manufacturer | Item Name | RFQ |
---|---|---|---|
MS21262-25 | military standards corp | screw cap socket head | RFQ |
LK21262-25 | torkon fastener corp | screw cap socket head | RFQ |
MS21262-25 | national aerospace standards com | screw cap socket head | RFQ |
MRC | Criteria | Characteristic |
---|---|---|
AAJD | THREAD CLASS | 3A |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASA | THREAD LENGTH | 0.340 INCHES MINIMUM AND 0.453 INCHES MAXIMUM |
AASB | FASTENER LENGTH | 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM |
AASK | HEAD STYLE | FLAT CHAMFER |
AASL | HEAD DIAMETER | 0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
AASU | HEAD HEIGHT | 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
AAUM | LOCKING FEATURE | PATCH THREADS OR PELLET THREADS OR STRIP THREADS |
ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
ASDB | WIDTH ACROSS FLATS | 0.312 INCHES MINIMUM AND 0.316 INCHES MAXIMUM |
CMLP | THREAD QUANTITY PER INCH | 24 |
CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OVERALL AND 45.0 ROCKWELL C MAXIMUM OVERALL |
MATT | MATERIAL | STEEL OVERALL |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
THSD | THREAD SERIES DESIGNATOR | UNF |
Relevant Components for NSN - 5305-00-316-8158, 5305003168158 | ||||
5320-01-318-6843 (5320013186843) | 5340-01-557-4760 (5340015574760) | 5340-00-336-3776 (5340003363776) | 5340-01-560-8528 (5340015608528) | |
5330-01-684-2979 (5330016842979) | 5310-01-185-8686 (5310011858686) | 5360-00-394-4491 (5360003944491) | 5320-01-267-6376 (5320012676376) | |
5315-00-432-8021 (5315004328021) | 5315-01-271-9296 (5315012719296) | 5340-01-353-1927 (5340013531927) | 5320-01-413-1816 (5320014131816) | |
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