# NSN 5305-01-388-2309: Screw, Cap, Socket Head

NSN 5305-01-388-2309 (also written 5305013882309; NIIN 01-388-2309) is a screw, cap, socket head in Federal Supply Class 5305, Screws. 1 manufacturer part number from 1 supplier is on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5305-01-388-2309 (5305013882309)
- NIIN: 01-388-2309 (013882309)
- 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 2026-10-15)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | INCHES MINIMUM 0.531 AND INCHES MAXIMUM 0.625 |
| AASB | FASTENER LENGTH | INCHES MINIMUM 0.593 AND INCHES MAXIMUM 0.625 |
| AASK | HEAD STYLE | — |
| AASL | HEAD DIAMETER | INCHES MINIMUM 0.218 AND INCHES MAXIMUM 0.226 |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.134 AND INCHES MAXIMUM 0.138 |
| ABQZ | INTERNAL DRIVE STYLE | — |
| AGAV | END ITEM IDENTIFICATION | MRAP - M-ATV WITH CS13 POP AND SNE |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.138 |
| ASDB | WIDTH ACROSS FLATS | INCHES MINIMUM 0.109 AND INCHES MAXIMUM 0.111 |
| CBBL | FEATURES PROVIDED | FINISHED HEAD |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQBC | MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 160000 |
| CQFM | HARDNESS RATING | OVERALL ROCKWELL C MINIMUM 39.0 AND ROCKWELL C MINIMUM 45.0 |
| CQHQ | MINIMUM YIELD STRENGTH | POUNDS PER SQUARE INCH 155000 |
| HUES | COLOR | OVERALL BRONZE OR OLIVE DRAB |
| MATT | MATERIAL | OVERALL STEEL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED STD ALL MATERIAL RESPONSES FED 66 |
| SFTT | SURFACE TREATMENT | OVERALL ZINC AND CHROMATE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL MIL SPEC SINGLE TREATMENT RESPONSE -IL-STD-171, 1.9.2.3 |
| THSD | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 12387270-21 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE4A6-27-T-4077 | 543 | 2026-10-22 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305013882309&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305013882309&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305013882309
- 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/5305-01-388-2309/
JSON: https://nsnexplorer.com/api/nsn/5305-01-388-2309.json