AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Cap Hexagon Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-447-1321 (014471321) |
| NCB Code | USA (01) |
| Manufacturer | Military Specifications, American National Standards |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MIL-DTL-1222 | military specifications | screw cap hexagon head | RFQ |
| MIL-S-1222 | military specifications | screw cap hexagon head | RFQ |
| 1 8UNC 2A X 3 7 8 LG | american national standards | screw cap hexagon head | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| STDC | Surface Treatment Document And Classification | MIL-C-81751 TY 1 CL 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| CQFM | Hardness Rating | 70.0 ROCKWELL B MINIMUM OVERALL |
| MDCL | Material Document And Classification | SAE J429 GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AHYM | Nominal Thread Diameter | 1.000 INCHES |
| AAJF | Thread Direction | RIGHT-HAND |
| MATT | Material | STEEL OVERALL |
| SFTT | Surface Treatment | CERAMIC OVERALL |
| AATB | Width Between Flats | 1.469 INCHES MINIMUM AND 1.500 INCHES MAXIMUM |
| CQBC | Minimum Tensile Strength | 60000 POUNDS PER SQUARE INCH |
| AAJD | Thread Class | 2A |
| CMLP | Thread Quantity Per Inch | 8 |
| THSD | Thread Series Designator | UNC |
| MRC | Decoded Requirement | Clear Text Reply |
| AASB | Fastener Length | 3.735 INCHES MINIMUM AND 3.875 INCHES MAXIMUM |
| AASK | Head Style | |
| ZZZT | Nondefinitive Spec/Std Data | 1 TYPE AND 2 GRADE |
| AASA | Thread Length | 2.250 INCHES MINIMUM AND 2.875 INCHES MAXIMUM |
| AASU | Head Height | 0.591 INCHES MINIMUM AND 0.627 INCHES MAXIMUM |
| Relevant Components for NSN - 5305-01-447-1321, 5305014471321 | ||||
| 5305-00-151-0390 (5305001510390) | 5305-00-162-0212 (5305001620212) | 5330-01-021-6193 (5330010216193) | 5306-01-667-2305 (5306016672305) | |
| 5305-00-702-7578 (5305007027578) | 5306-01-467-0619 (5306014670619) | 5340-14-507-0973 (5340145070973) | 5330-01-545-5049 (5330015455049) | |
| 5331-01-433-9967 (5331014339967) | 5330-01-176-0563 (5330011760563) | 5330-20-001-0516 (5330200010516) | 5305-00-550-9932 (5305005509932) | |
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