# NSN 5305-01-578-1834: Screw, Tamper Proof

NSN 5305-01-578-1834 (also written 5305015781834; NIIN 01-578-1834) is a screw, tamper proof in Federal Supply Class 5305, Screws. 3 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 5305-01-578-1834 (5305015781834)
- NIIN: 01-578-1834 (015781834)
- Item name: SCREW,TAMPER PROOF
- 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 L: annual buy value is below the screening threshold. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 0.750 |
| AGAV | END ITEM IDENTIFICATION | SMART-T |
| FEAT | SPECIAL FEATURES | .500 HEX HEAD,THREAD: .250-28 UNF-2A |
| MATT | MATERIAL | STEEL CORROSION RESISTING |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 0N678447-1 | 49956 | RAYTHEON COMPANY DIV CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 0N678447-1 | 53416 | LENTROS ENGINEERING, INC. DBA LENTROS ENGINEERING INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 0N678447-1 | 5W346 | SALIGA MACHINE CO., INC. DBA SALIGA MACHINE CO INC | [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=5305015781834&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305015781834
- 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/5305-01-578-1834/
JSON: https://nsnexplorer.com/api/nsn/5305-01-578-1834.json