# NSN 1660-00-631-0684: Shaft Assembly, Valve

NSN 1660-00-631-0684 (also written 1660006310684; NIIN 00-631-0684) is a shaft assembly, valve in Federal Supply Class 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. 3 manufacturer part numbers from 3 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 1660-00-631-0684 (1660006310684)
- NIIN: 00-631-0684 (006310684)
- Item name: SHAFT ASSEMBLY,VALVE
- Federal Supply Class: [FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment](https://nsnexplorer.com/fsc/1660/)
- Federal Supply Group: [FSG 16](https://nsnexplorer.com/group/16/)
- Acquisition method suffix code: AMSC R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | ALUMINUM ALLOY SLEEVE;PLASTIC,POLYTRETRAFLUOROETHYLENE GRAPHITE IMPREGNATED SLEEVE;6.720 IN. O/A LG;0.410 IN. SLEEVE OD;0.3089 IN. OD UNTHD END;0.164-32 NC-2B THD 0.250 IN. DEEP OTHER END |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 85234-2 | 70210 | HONEYWELL INTERNATIONAL INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 85234-2 | 72599 | ALLIEDSIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 85234-2 | 99193 | HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE4A5-27-T-2529 | 2 | 2026-11-13 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1660006310684&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1660006310684&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1660006310684
- 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/1660-00-631-0684/
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