# NSN 5310-01-621-4141: Nut, Self-Locking, Single Ball Sea

NSN 5310-01-621-4141 (also written 5310016214141; NIIN 01-621-4141) is a nut, self-locking, single ball sea in Federal Supply Class 5310, Nuts and Washers. 2 manufacturer part numbers from 2 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5310-01-621-4141 (5310016214141)
- NIIN: 01-621-4141 (016214141)
- Item name: NUT,SELF-LOCKING,SINGLE BALL SEA
- 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 L: annual buy value is below the screening threshold. (observed 2026-11-08)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAJD | THREAD CLASS | 2B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| ACTA | NUT STYLE | — |
| ADEA | NUT HEIGHT | INCHES MINIMUM 0.298 AND INCHES MAXIMUM 0.328 |
| AGAV | END ITEM IDENTIFICATION | 2330-01-580-7654 |
| MATT | MATERIAL | NUT STEEL |
| CQJX | NOMINAL THREAD SIZE | INCHES 0.250 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | NYLON INSERT LOCK NUT |
| MATT | MATERIAL | LOCKING INSERT PLASTIC NYLON |
| ASDB | WIDTH ACROSS FLATS | INCHES MINIMUM 0.430 AND INCHES MAXIMUM 0.439 |
| BZRR | THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |
| CMLP | THREAD QUANTITY PER INCH | 20 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 1137183 | 0Y3H3 | FASTENAL COMPANY DBA FASTENAL CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1137183 | 5G0M5 | MAVERICK COMPONENTS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE4A6-27-T-9826 | 1,250 | 2026-11-13 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310016214141&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310016214141&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310016214141
- 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/5310-01-621-4141/
JSON: https://nsnexplorer.com/api/nsn/5310-01-621-4141.json