# NSN 5310-01-697-2821: Nut, Plain, Hexagon

NSN 5310-01-697-2821 (also written 5310016972821; NIIN 01-697-2821) is a nut, plain, hexagon in Federal Supply Class 5310, Nuts and Washers. 1 manufacturer part number from 1 supplier is on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5310-01-697-2821 (5310016972821)
- NIIN: 01-697-2821 (016972821)
- Item name: NUT,PLAIN,HEXAGON
- Federal Supply Class: [FSC 5310 Nuts and Washers](https://nsnexplorer.com/fsc/5310/)
- 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 | 2B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ACTA | NUT STYLE | — |
| ADEA | NUT HEIGHT | INCHES MINIMUM 0.212 AND INCHES MAXIMUM 0.226 |
| AGAV | END ITEM IDENTIFICATION | 2590-012308862 |
| ASDB | WIDTH ACROSS FLATS | INCHES MINIMUM 0.428 AND INCHES MAXIMUM 0.438 |
| BZRR | THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CQJX | NOMINAL THREAD SIZE | INCHES 0.250 |
| CRTM | BEARING SURFACE TYPE | CHAMFERED OR FLAT |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT, HEX |
| MATT | MATERIAL | OVERALL STEEL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE AST- A307,GRADE B |
| SFTT | SURFACE TREATMENT | OVERALL PHOSPHATE ZINC |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE TREATMENT RESPONSE AST- F1137,GRADE B |
| ZZZK | SPECIFICATION/STANDARD DATA | NATIONAL STD/SPEC 05047-AS-E B18.24-2015 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| AEN04C250000AP6CS1 | 05047 | THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE4A6-27-T-3621 | 8 | 2026-10-20 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310016972821&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310016972821&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310016972821
- 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/5310-01-697-2821/
JSON: https://nsnexplorer.com/api/nsn/5310-01-697-2821.json