# NSN 5305-01-720-1042: Screw, Cap, Socket Head

NSN 5305-01-720-1042 (also written 5305017201042; NIIN 01-720-1042) is a screw, cap, socket head in Federal Supply Class 5305, Screws. 5 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 5305-01-720-1042 (5305017201042)
- NIIN: 01-720-1042 (017201042)
- Item name: SCREW,CAP,SOCKET HEAD
- Federal Supply Class: [FSC 5305 Screws](https://nsnexplorer.com/fsc/5305/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- Acquisition method suffix code: AMSC G: the government has a complete data package and the rights to use it. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAUM | LOCKING FEATURE | LOCKING FEATURE MATERIAL IN THREADS |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.306 AND INCHES MAXIMUM 0.312 |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | INCHES NOMINAL 0.875 |
| AASB | FASTENER LENGTH | INCHES NOMINAL 1.250 |
| AASK | HEAD STYLE | — |
| AASL | HEAD DIAMETER | INCHES MINIMUM 0.457 AND INCHES MAXIMUM 0.469 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FASTENER FED SPEC SINGLE MATERIAL RESPONSE QQ-N-286 ER AS-E B18.3 |
| THSD | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| ZZZK | SPECIFICATION/STANDARD DATA | GOVERNMENT SPECIFICATION 81349--IL-DTL-1222J |
| ABQZ | INTERNAL DRIVE STYLE | — |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.3125 |
| ASDB | WIDTH ACROSS FLATS | INCHES NOMINAL 0.250 |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| CSYT | CHAMFER ANGLE | DEGREES MINIMUM 30.0 AND DEGREES MAXIMUM 45.0 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | SOCKET HEAD CAP SCREW |
| FEAT | SPECIAL FEATURES | LOCKING FEATURE IAW MIL-F-8961 OR MIL-DTL-18240 |
| MATT | MATERIAL | FASTENER NICKEL ALLOY 500 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 595-8837206-27 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 92-09-2125A | 96169 | ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| LSA003578-27 | 96169 | ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M1222SN5C320NCLN | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| R6921805-27 | 96169 | ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305017201042&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305017201042
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/5305-01-720-1042/
JSON: https://nsnexplorer.com/api/nsn/5305-01-720-1042.json