# NSN 5315-00-112-0591: Pin, Hollow

NSN 5315-00-112-0591 (also written 5315001120591; NIIN 00-112-0591) is a pin, hollow in Federal Supply Class 5315, Nails, Machine Keys, and Pins. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 5315-00-112-0591 (5315001120591)
- NIIN: 00-112-0591 (001120591)
- Item name: PIN,HOLLOW
- 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 D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-23)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAGZ | FIRST END STYLE | — |
| AARX | INSIDE DIAMETER | INCHES MINIMUM 0.022 AND INCHES MAXIMUM 0.027 |
| ACHT | PIN OVERALL LENGTH | INCHES MINIMUM 0.615 AND INCHES MAXIMUM 0.635 |
| ACHU | PIN OVERALL DIAMETER | INCHES MINIMUM 0.1295 AND INCHES MAXIMUM 0.1305 |
| CQBB | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| CQFM | HARDNESS RATING | OVERALL VICKERS MINIMUM 446.0 AND VICKERS MAXIMUM 513.0 |
| MATT | MATERIAL | OVERALL STEEL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL MFR REF SINGLE MATERIAL RESPONSE HS2776,FSC- 61858 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 598534-1 | 45934 | ONTIC ENGINEERING & MANUFACTURING, INC DBA ONTIC US | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 598534-1 | 73030 | HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-21 | [SPE4A727P0184](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5315001120591) | PIN, HOLLOW | TRANSAERO, INC. | $38,756.58 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5315001120591&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5315001120591
- 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/5315-00-112-0591/
JSON: https://nsnexplorer.com/api/nsn/5315-00-112-0591.json