AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Cap Hexagon H |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-372-3544 (013723544) |
| NCB Code | USA (01) |
| Manufacturer | Military Specifications |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 5/16-18UNC-2A X 5/8 TY1 GR316 | military specifications | screw cap hexagon h | RFQ |
| MIL-DTL-1222 | military specifications | screw cap hexagon h | RFQ |
| M1222RX5C210SDNN | military specifications | screw cap hexagon h | RFQ |
| MIL-S-1222 | military specifications | screw cap hexagon h | RFQ |
| 5/16-18UNC-2A X 5/8 | military specifications | screw cap hexagon h | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASU | HEAD HEIGHT | 0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| MATT | MATERIAL | STEEL COMP 316 OVERALL |
| AAJD | THREAD CLASS | 2A |
| AASB | FASTENER LENGTH | 0.625 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| AASA | THREAD LENGTH | 0.542 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM F593 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASK | HEAD STYLE | HEXAGON |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
| Relevant Components for NSN - 5305-01-372-3544, 5305013723544 | ||||
| 5355-00-582-7370 (5355005827370) | 5340-01-492-4288 (5340014924288) | 5340-00-523-3711 (5340005233711) | 5330-01-275-9444 (5330012759444) | |
| 5340-01-238-2053 (5340012382053) | 5365-01-693-2245 (5365016932245) | 5331-01-258-8240 (5331012588240) | 5365-01-672-1629 (5365016721629) | |
| 5365-01-432-4280 (5365014324280) | 5365-01-654-1906 (5365016541906) | 5340-01-451-0804 (5340014510804) | 5340-01-489-6012 (5340014896012) | |
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