# NSN 2815-01-180-0798: Guide, Valve Stem

NSN 2815-01-180-0798 (also written 2815011800798; NIIN 01-180-0798) is a guide, valve stem in Federal Supply Class 2815, Diesel Engines and Components. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 2815-01-180-0798 (2815011800798)
- NIIN: 01-180-0798 (011800798)
- Item name: GUIDE,VALVE STEM
- Federal Supply Class: [FSC 2815 Diesel Engines and Components](https://nsnexplorer.com/fsc/2815/)
- Federal Supply Group: [FSG 28](https://nsnexplorer.com/group/28/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAWY | COUNTERBORE DIAMETER | INCHES NOMINAL 1.181 |
| AAWZ | COUNTERBORE DEPTH | INCHES NOMINAL 2.303 AND INCHES NOMINAL 2.795 |
| ABFF | FURNISHED ITEMS | BORE COUNTERBORE |
| ABHP | OVERALL LENGTH | INCHES MINIMUM 12.866 AND INCHES MAXIMUM 12.882 |
| ABXV | BORE DIAMETER | INCHES MINIMUM 0.9610 AND INCHES MAXIMUM 0.9690 |
| BDYS | COUNTERBORE LOCATION | AA END AND BB END |
| MATT | MATERIAL | IRON CAST |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASSN STD SINGLE MATERIAL RESPONSE AST- A48 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| P12615021 | 7PZX0 | FAIRBANKS MORSE, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| P12615021 | 82796 | COLTEC INDUSTRIES INC. DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-08 | [SPE7LX23D0078/SPE7LX27F1208](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2815011800798) | GUIDE, VALVE STEM | CHAND, L.L.C. | $53,169.75 |
| 2026-09-23 | [SPE7LX23D0078/SPE7LX26F13JU](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2815011800798) | GUIDE, VALVE STEM | — | $124,062.75 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=2815011800798&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2815011800798
- 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/2815-01-180-0798/
JSON: https://nsnexplorer.com/api/nsn/2815-01-180-0798.json