# NSN 5315-01-055-1444: Pin, Cotter

NSN 5315-01-055-1444 (also written 5315010551444; NIIN 01-055-1444) is a pin, cotter in Federal Supply Class 5315, Nails, Machine Keys, and Pins. 2 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 5315-01-055-1444 (5315010551444)
- NIIN: 01-055-1444 (010551444)
- Item name: PIN,COTTER
- Federal Supply Class: [FSC 5315 Nails, Machine Keys, and Pins](https://nsnexplorer.com/fsc/5315/)
- 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 |
| --- | --- | --- |
| ABMZ | DIAMETER | INCHES NOMINAL 0.125 |
| ABNA | UNDERLOOP LENGTH | INCHES NOMINAL 0.750 |
| BBDT | POINT TYPE | EXTENDED PRONG SQUARE CUT OR HAMMER LOCK |
| CQFM | HARDNESS RATING | OVERALL ROCKWELL F MINIMUM 140.0 AND ROCKWELL F MAXIMUM 220.0 AND ROCKWELL SUPERFICIAL 15-N MINIMUM 55.0 AND ROCKWELL SUPERFICIAL 15-N MAXIMUM 67.0 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | PIN, COTTER, SPLIT |
| FEAT | SPECIAL FEATURES | POINT TYPES SHALL BE EXTENDED PRONG SQUARE (PLAIN) CUT OR HAMMER LOCK;RECCOMMENDED HOLE SIZE IS 0.141 INCHES |
| MATT | MATERIAL | OVERALL STEEL CORROSION RESISTING |
| SFTT | SURFACE TREATMENT | OVERALL PASSIVATE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE TREATMENT RESPONSE AST-A380 |
| STYL | STYLE DESIGNATOR | — |
| ZZZK | SPECIFICATION/STANDARD DATA | PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 80205-NAS-24665 |
| ZZZW | DEPARTURE FROM CITED DOCUMENT | AS MODIFIED BY NAVORD OD42046 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 12461146 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 23655 | 65029 | MATTHEW WARREN, INC DBA WESTERN WIRE PRODUCTS COMPANY | [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=5315010551444&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5315010551444
- 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/5315-01-055-1444/
JSON: https://nsnexplorer.com/api/nsn/5315-01-055-1444.json