AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Cap Socket Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-978-9371 (009789371) |
| NCB Code | USA (00) |
| Manufacturer | Edo Corporation, Tokyo Keiki Seizosho Co, Wesco Aircraft Hardware Corp, Picatinny Arsenal, Edo Ail Systems Inc, Eca Etablissement Central Des, Defense Reduction Agency, Military Standards Corp, H K Fittings Inc, National Aerospace Standards Com, Tokyo Keiki Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MSH08C20SC | edo corporation | screw cap socket head | RFQ |
| 8661260-1-2 | tokyo keiki seizosho co | screw cap socket head | RFQ |
| MS16997-33 | wesco aircraft hardware corp | screw cap socket head | RFQ |
| 872771 | picatinny arsenal | screw cap socket head | RFQ |
| MSH08C20SC | edo ail systems inc | screw cap socket head | RFQ |
| 5305009789371 | eca etablissement central des | screw cap socket head | RFQ |
| 872771-00 | defense reduction agency | screw cap socket head | RFQ |
| MS16997-33 | military standards corp | screw cap socket head | RFQ |
| 8-32X5-8FLATSCH | h k fittings inc | screw cap socket head | RFQ |
| NAS608-832-10P | national aerospace standards com | screw cap socket head | RFQ |
| 8661260-1-2 | tokyo keiki inc | screw cap socket head | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.532 INCHES MINIMUM AND 0.594 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.594 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AASL | HEAD DIAMETER | 0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| AHYM | NOMINAL THREAD DIAMETER | 0.164 INCHES |
| ASDB | WIDTH ACROSS FLATS | 0.140 INCHES MINIMUM AND 0.142 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| 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 |
| CQHQ | MINIMUM YIELD STRENGTH | 130000 POUNDS PER SQUARE INCH |
| 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 ALL TREATMENT RESPONSES OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| Relevant Components for NSN - 5305-00-978-9371, 5305009789371 | ||||
| 5305-01-642-0405 (5305016420405) | 5340-01-469-1045 (5340014691045) | 5315-01-562-5736 (5315015625736) | 5315-01-575-7397 (5315015757397) | |
| 5310-00-347-0214 (5310003470214) | 5320-01-073-2961 (5320010732961) | 5342-01-117-9590 (5342011179590) | 5355-00-201-5369 (5355002015369) | |
| 5305-01-321-3806 (5305013213806) | 5330-00-256-6918 (5330002566918) | 5365-01-625-0045 (5365016250045) | 5310-01-593-4780 (5310015934780) | |
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