# NSN 5315-01-239-5998: Pin, Shoulder, Headless

NSN 5315-01-239-5998 (also written 5315012395998; NIIN 01-239-5998) is a pin, shoulder, headless in Federal Supply Class 5315, Nails, Machine Keys, and Pins. 1 manufacturer part number from 1 supplier is on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5315-01-239-5998 (5315012395998)
- NIIN: 01-239-5998 (012395998)
- Item name: PIN,SHOULDER,HEADLESS
- 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 G: the government has a complete data package and the rights to use it. (observed 2026-10-20)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAGZ | FIRST END STYLE | — |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | INCHES NOMINAL 0.750 |
| AATR | SHANK LENGTH | INCHES NOMINAL 3.270 |
| AAVH | SHOULDER DIAMETER | INCHES NOMINAL 0.4375 |
| AAZE | SHANK DIAMETER | INCHES MINIMUM 0.360 AND INCHES MAXIMUM 0.363 |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 4.020 |
| AMCS | FIRST END TAPER LENGTH | INCHES MAXIMUM 0.060 |
| CQBB | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| CQFM | HARDNESS RATING | OVERALL ROCKWELL C MINIMUM 33.0 AND ROCKWELL C MAXIMUM 38.0 |
| CQJX | NOMINAL THREAD SIZE | INCHES 0.437 |
| CRDY | FIRST END LOCATION | BOTH ENDS |
| CRMG | FIRST END TAPER ANGLE | DEGREES MINIMUM 40.0 AND DEGREES MAXIMUM 50.0 |
| MATT | MATERIAL | OVERALL STEEL COMP E4340 OR STEEL COMP 4340 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL MIL SPEC 1ST MATERIAL RESPONSE -IL-S-5000 OR MIL SPEC 2ND MATERIAL RESPONSE -IL-S-8844 |
| SFTT | SURFACE TREATMENT | OVERALL CADMIUM OR CHROMATE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416 TY2 CL2 |
| STYL | STYLE DESIGNATOR | — |
| THSD | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 70700-77520-115 | 78286 | SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE4A6-27-T-5156 | 2 | 2026-10-27 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5315012395998&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5315012395998&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5315012395998
- 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/5315-01-239-5998/
JSON: https://nsnexplorer.com/api/nsn/5315-01-239-5998.json