# NSN 5305-01-279-2339: Screw, Cap, Hexagon Head

NSN 5305-01-279-2339 (also written 5305012792339; NIIN 01-279-2339) is a screw, cap, hexagon head in Federal Supply Class 5305, Screws. 3 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 5305-01-279-2339 (5305012792339)
- NIIN: 01-279-2339 (012792339)
- Item name: SCREW,CAP,HEXAGON 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 |
| --- | --- | --- |
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | INCHES MINIMUM 1.000 AND INCHES MAXIMUM 1.188 |
| AASB | FASTENER LENGTH | INCHES MINIMUM 2.406 AND INCHES MAXIMUM 2.500 |
| AASK | HEAD STYLE | — |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.226 AND INCHES MAXIMUM 0.243 |
| AATB | WIDTH BETWEEN FLATS | INCHES MINIMUM 0.561 AND INCHES MAXIMUM 0.562 |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | FIRST HOLE INCHES MINIMUM 0.105 AND INCHES MAXIMUM 0.113 |
| AGAV | END ITEM IDENTIFICATION | A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.375 |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CQBC | MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 150000 |
| CQFM | HARDNESS RATING | OVERALL ROCKWELL C MINIMUM 33.0 AND ROCKWELL C MAXIMUM 39.0 |
| CQHQ | MINIMUM YIELD STRENGTH | POUNDS PER SQUARE INCH 130000 |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | FIRST HOLE INCHES MINIMUM 2.240 AND INCHES MAXIMUM 2.354 |
| CSYM | SURFACE FINISH | THREADS MICROINCHES 63.0 |
| MATT | MATERIAL | OVERALL STEEL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE MATERIAL RESPONSE SAE J429 GRADE 8 OR ASSN STD SINGLE MATERIAL RESPONSE AST- A354 GRADE BD |
| SFTT | SURFACE TREATMENT | OVERALL PHOSPHATE ZINC |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL MIL SPEC SINGLE TREATMENT RESPONSE DOD--16232 |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | TYPE 2 AND STYLE 10 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| FF-S-85 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| FF-S-85C TYPE II STYLE 10P | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS51108-66 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [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=5305012792339&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305012792339
- 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/5305-01-279-2339/
JSON: https://nsnexplorer.com/api/nsn/5305-01-279-2339.json