# NSN 5305-01-408-8497: Screw, Tapping

NSN 5305-01-408-8497 (also written 5305014088497; NIIN 01-408-8497) is a screw, tapping in Federal Supply Class 5305, Screws. 1 manufacturer part number from 1 supplier is on record. No purchases are on record yet.

## Identification

- NSN: 5305-01-408-8497 (5305014088497)
- NIIN: 01-408-8497 (014088497)
- Item name: SCREW,TAPPING
- 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 |
| --- | --- | --- |
| AASB | FASTENER LENGTH | INCHES MINIMUM 0.595 AND INCHES MAXIMUM 0.625 |
| AASK | HEAD STYLE | — |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.172 AND INCHES MAXIMUM 0.190 |
| AATB | WIDTH BETWEEN FLATS | INCHES MINIMUM 0.367 AND INCHES MAXIMUM 0.375 |
| AATC | EXTENDED WASHER DIAMETER | INCHES MINIMUM 0.480 AND INCHES MAXIMUM 0.520 |
| AATD | EXTENDED WASHER THICKNESS | INCHES MINIMUM 0.030 AND INCHES MAXIMUM 0.050 |
| ABQZ | INTERNAL DRIVE STYLE | — |
| CRGF | NONMACHINE THREAD STYLE | — |
| CTYF | NONMACHINE NOMINAL THREAD DIAMETER | INCHES 0.250 |
| MATT | MATERIAL | OVERALL STEEL CORROSION RESISTING |
| SFTT | SURFACE TREATMENT | OVERALL PASSIVATE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--35 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| MS51869-C24 | 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=5305014088497&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305014088497
- 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/5305-01-408-8497/
JSON: https://nsnexplorer.com/api/nsn/5305-01-408-8497.json