# NSN 5305-01-556-5539: Screw, Machine

NSN 5305-01-556-5539 (also written 5305015565539; NIIN 01-556-5539) is a screw, machine in Federal Supply Class 5305, Screws. 5 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 5305-01-556-5539 (5305015565539)
- NIIN: 01-556-5539 (015565539)
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AASB | FASTENER LENGTH | MILLIMETERS NOMINAL 20.00 |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AHYM | NOMINAL THREAD DIAMETER | MILLIMETERS 4.0 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, M4 X 20MM CLASS 4.8 P/H |
| CYAU | SCREW MATERIAL | STEEL |
| CYBA | SCREW SURFACE TREATMENT | ZINC |
| HUES | COLOR | SILVER |
| SPCL | SPECIAL TEST FEATURES | FINISH = ZN A1J PER ISO 4042 (TRIVALENT, ROHS COMPLIANT) |
| AGAV | END ITEM IDENTIFICATION | MRAP - UNIQUE NSN - USED ON 2 MRAP VARIANTS; MRAP MAXXPRO DASH ISS W/OGPK AND W/CROWS |
| ZZZK | SPECIFICATION/STANDARD DATA | PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD D8286-DIN 7985 |
| AASK | HEAD STYLE | — |
| ABQZ | INTERNAL DRIVE STYLE | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 12759-00529 | 0Y3H3 | FASTENAL COMPANY DBA FASTENAL CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 30988R1 | 338X5 | ND DEFENSE LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 91204 | 0Y3H3 | FASTENAL COMPANY DBA FASTENAL CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ESP-CM-1.101-GS | 338X5 | ND DEFENSE LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ESP-CM-3.101-PP | 338X5 | ND DEFENSE LLC | [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=5305015565539&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305015565539
- 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/5305-01-556-5539/
JSON: https://nsnexplorer.com/api/nsn/5305-01-556-5539.json