# NSN 5305-01-256-5202: Screw, Cap, Hexagon Head

NSN 5305-01-256-5202 (also written 5305012565202; NIIN 01-256-5202) is a screw, cap, hexagon head in Federal Supply Class 5305, Screws. 5 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5305-01-256-5202 (5305012565202)
- NIIN: 01-256-5202 (012565202)
- 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 3.558 AND INCHES MAXIMUM 3.750 |
| AASB | FASTENER LENGTH | INCHES MINIMUM 3.656 AND INCHES MAXIMUM 3.750 |
| AASK | HEAD STYLE | — |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.302 AND INCHES MAXIMUM 0.323 |
| AATB | WIDTH BETWEEN FLATS | INCHES MINIMUM 0.736 AND INCHES MAXIMUM 0.750 |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | FIRST HOLE INCHES MINIMUM 0.105 AND INCHES MAXIMUM 0.113 |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.500 |
| CMLP | THREAD QUANTITY PER INCH | 13 |
| CQBC | MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 70000 |
| CQFM | HARDNESS RATING | OVERALL ROCKWELL B MAXIMUM 235.0 |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | FIRST HOLE INCHES MINIMUM 3.474 AND INCHES MAXIMUM 3.588 |
| MATT | MATERIAL | OVERALL STEEL COMP 410 OR STEEL COMP 416 OR STEEL COMP 430 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED STD ALL MATERIAL RESPONSES 66 |
| SFTT | SURFACE TREATMENT | OVERALL PASSIVATE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--35 |
| THSD | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | TYPE 2 AND STYLE 10 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 200254 | 0BUN9 | M. E. INDUSTRIES, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 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/) |
| MS51109-123 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS51109-123 | 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/) |
| NASM51109 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-28 | $24.37 | 57 | STANDARD AERO PARTS, INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305012565202) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-28 | [SPE4A626V406X](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305012565202) | SCREW, CAP, HEXAGON HEAD | STANDARD AERO PARTS, INC | $1,389.09 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305012565202&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305012565202
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- 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/5305-01-256-5202/
JSON: https://nsnexplorer.com/api/nsn/5305-01-256-5202.json