# NSN 5305-01-254-2551: Screw, Machine

NSN 5305-01-254-2551 (also written 5305012542551; NIIN 01-254-2551) is a screw, machine in Federal Supply Class 5305, Screws. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Oct 2026.

## Identification

- NSN: 5305-01-254-2551 (5305012542551)
- NIIN: 01-254-2551 (012542551)
- Item name: SCREW,MACHINE
- 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 | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | INCHES MINIMUM 1.108 AND INCHES MAXIMUM 1.281 |
| AASB | FASTENER LENGTH | INCHES MINIMUM 1.234 AND INCHES MAXIMUM 1.281 |
| AASK | HEAD STYLE | — |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.080 AND INCHES MAXIMUM 0.095 |
| AATB | WIDTH BETWEEN FLATS | INCHES MINIMUM 0.241 AND INCHES MAXIMUM 0.250 |
| ABQZ | INTERNAL DRIVE STYLE | — |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.138 |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQBC | MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 125000 |
| CQFM | HARDNESS RATING | ROCKWELL C MINIMUM 26.0 AND ROCKWELL C MAXIMUM 32.0 |
| CYAU | SCREW MATERIAL | STEEL COMP 4037 OR STEEL COMP 8630 |
| CYAW | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | ASSN STD 1ST MATERIAL RESPONSE A-S 6300 OR MIL SPEC 2ND MATERIAL RESPONSE -IL-S-6050 |
| CYBA | SCREW SURFACE TREATMENT | CADMIUM AND CHROMATE |
| CYBE | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | FED SPEC SINGLE TREATMENT RESPONSE QQ--416 TY 2 CL 2 |
| THSD | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| ZZZK | SPECIFICATION/STANDARD DATA | PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 80205-NAS1096 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| NAS1096-1-20 | 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 |
| --- | --- | --- | --- | --- | --- |
| 2026-10-22 | $25.00 | 22 | BOEING DISTRIBUTION SERVICES X, INC. | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305012542551) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-22 | [SPE4A627P3341](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305012542551) | SCREW, MACHINE | BOEING DISTRIBUTION SERVICES X, INC. | $550.00 |
| 2026-10-19 | [SPE4A627P2616](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305012542551) | SCREW, MACHINE | — | $281.75 |
| 2026-08-05 | [SPE4A626V291K](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305012542551) | SCREW, MACHINE | BOEING DISTRIBUTION SERVICES X, INC. | $150.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305012542551&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305012542551
- 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/5305-01-254-2551/
JSON: https://nsnexplorer.com/api/nsn/5305-01-254-2551.json