AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Drive |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-253-5625 (002535625) |
| NCB Code | USA (00) |
| Manufacturer | Military Standards Corp, National Aerospace Standards Com, Aeronautical Standards Group, Eca Etablissement Central Des, Engineered Arresting Systems, Eme Elektro Metall Export Gmbh |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MS21318-46 | military standards corp | screw drive | RFQ |
| MS21318-46 | national aerospace standards com | screw drive | RFQ |
| AN535-10-6 | aeronautical standards group | screw drive | RFQ |
| 5305002535625 | eca etablissement central des | screw drive | RFQ |
| 52-W-2288-28 | engineered arresting systems | screw drive | RFQ |
| 52-W-2288-28 | eme elektro metall export gmbh | screw drive | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASB | FASTENER LENGTH | 0.375 INCHES NOMINAL |
| AASK | HEAD STYLE | ROUND |
| AASL | HEAD DIAMETER | 0.334 INCHES MINIMUM AND 0.359 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.123 INCHES MINIMUM AND 0.137 INCHES MAXIMUM |
| AAVL | PILOT DIAMETER | 0.146 INCHES MINIMUM AND 0.150 INCHES MAXIMUM |
| AAVM | PILOT LENGTH | 0.062 INCHES NOMINAL |
| CBBL | FEATURES PROVIDED | CASEHARDENED |
| CRGF | NONMACHINE THREAD STYLE | DRIVE SCREW (TYPE U) |
| CTYF | NONMACHINE NOMINAL THREAD DIAMETER | 0.179 INCHES |
| MATT | MATERIAL | STEEL 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 |
| Relevant Components for NSN - 5305-00-253-5625, 5305002535625 | ||||
| 5320-01-311-2514 (5320013112514) | 5365-01-606-7886 (5365016067886) | 5310-01-687-5946 (5310016875946) | 5331-01-345-2325 (5331013452325) | |
| 5331-01-137-6352 (5331011376352) | 5340-01-677-5187 (5340016775187) | 5310-01-215-1121 (5310012151121) | 5330-01-558-9303 (5330015589303) | |
| 5320-01-007-1870 (5320010071870) | 5365-00-542-0989 (5365005420989) | 5305-01-279-0723 (5305012790723) | 5315-01-181-8363 (5315011818363) | |
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