# NSN 5310-01-053-9998: Nut, Self-Locking, Flare

NSN 5310-01-053-9998 (also written 5310010539998; NIIN 01-053-9998) is a nut, self-locking, flare in Federal Supply Class 5310, Nuts and Washers. 9 manufacturer part numbers from 7 suppliers are on record. It was last purchased in Nov 2026.

## Identification

- NSN: 5310-01-053-9998 (5310010539998)
- NIIN: 01-053-9998 (010539998)
- Item name: NUT,SELF-LOCKING,FLARE
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-11-03)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | STEEL COMP 304 PER MIL-S-23195 FOR SLEEVE,STEEL COMP 1050 PER AMS-5085 HEAT TREAT RC MIN 42 MAX 47 FOR BRACKET,STEEL COMP 1075 PER QQ-S-777 FOR NUT,SLEEVE BRACKET NUT-CADMIUM PLATE PER QQ-P-416 TY 2,CL 2,DRY FILM LUBRICATE NUT,THD 0.190-32UNJF-3B,BRACKET W 0.390,BRACKET L 0.572,NUT H MAX 0.360,THD RELIEF MIN 0.187,GRIP RANGE MIN 0.166 MAX 0.196,CAPTIVATED FLOATING NUT |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 5310PL0743432 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| C7592A3D3 | 0HDW7 | HUCK INTERNATIONAL, INC. DIV HUCK PRODUCTS DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| C7592A3D3 | 81755 | LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| FGD6010-10-D-3 | 97928 | HUCK INTL INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| FGD6010L-10-D-3 | 0HDW7 | HUCK INTERNATIONAL, INC. DIV HUCK PRODUCTS DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| FGD6010L-10-D-3 | 17446 | HUCK INTERNATIONAL, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| FGD6010L-10-D-3 | 97928 | HUCK INTL INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| FT5195-10-4-3P | 58794 | FASTENER TECHNOLOGY CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SL3469-3D3 | 97393 | SPS TECHNOLOGIES LLC DBA SHUR-LOK COMPANY DIV AEROSPACE ENGINEERED PRODUCTS DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-11-02 | [SPE4A627P3561](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310010539998) | NUT, SELF-LOCKING, FL | AERO-GLEN INTERNATIONAL LLC | $18,018.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310010539998&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310010539998
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- 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/5310-01-053-9998/
JSON: https://nsnexplorer.com/api/nsn/5310-01-053-9998.json