# NSN 5325-01-631-8269: Fastener, Positive Lock

NSN 5325-01-631-8269 (also written 5325016318269; NIIN 01-631-8269) is a fastener, positive lock in Federal Supply Class 5325, Fastening Devices. 2 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 5325-01-631-8269 (5325016318269)
- NIIN: 01-631-8269 (016318269)
- Item name: FASTENER,POSITIVE LOCK
- Federal Supply Class: [FSC 5325 Fastening Devices](https://nsnexplorer.com/fsc/5325/)
- 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 2026-10-23)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | FASTENER,POSITIVE LOCK |
| AGQM | END OVERALL LENGTH | INCHES MINIMUM 0.436 AND INCHES MAXIMUM 0.438 |
| ACHY | MOUNTING HOLE TYPE | PLAIN |
| FEAT | SPECIAL FEATURES | GRIP RANGE IS MIN = 0.251 INCH, MAX = 0.312 INCH. LENGTH IS MIN = 0.436 INCH, MAX = 0.438 INCH. |
| SUPP | SUPPLEMENTARY FEATURES | ITEM IS AN ASSEMBLY. ALL METALIC PARTS,EXCEPT PAST24, STEEL CORROSION RESISTING. PART 24 MATERIAL IS 5052-O AL ALLOY PER QQ-A-250/8. PART 24 IS ANODIZE PER MIL-A-8625,TYPE 1,CLASS 1. |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 885C836P9 | 99971 | LOCKHEED MARTIN CORP NAVAL ELECTRONICS & SURVEILLANCE SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| CA2021-3 | 29372 | HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS | [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=5325016318269&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5325016318269
- 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/5325-01-631-8269/
JSON: https://nsnexplorer.com/api/nsn/5325-01-631-8269.json