# NSN 6685-00-851-6818: Dampener, Fluid Pressure

NSN 6685-00-851-6818 (also written 6685008516818; NIIN 00-851-6818) is a dampener, fluid pressure in Federal Supply Class 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. 9 manufacturer part numbers from 7 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 6685-00-851-6818 (6685008516818)
- NIIN: 00-851-6818 (008516818)
- Item name: DAMPENER,FLUID PRESSURE
- Federal Supply Class: [FSC 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments](https://nsnexplorer.com/fsc/6685/)
- Federal Supply Group: [FSG 66](https://nsnexplorer.com/group/66/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-20)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAGN | NOMINAL PIPE SIZE DESIGNATION | INCHES 0.250 |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 1.469 |
| BKBJ | FLUID TYPE FOR WHICH DESIGNED | OIL AND WATER |
| BKBM | GAGE END CONNECTION TYPE | FEMALE |
| CBBL | FEATURES PROVIDED | THREADED DIRECT PRESSURE CONNECTION |
| FEAT | SPECIAL FEATURES | POROUS DISK FOR WATER AND LIGHT OILS,30 TO 225 SSU |
| MATT | MATERIAL | STEEL CORROSION RESISTING |
| APJC | THREAD LOCATION | INTERNAL AND EXTERNAL |
| ASMM | CONNECTION QUANTITY | 2 |
| BKBH | OPERATING PRESSURE RANGE | POUNDS PER SQUARE INCH 0.0 TO 15000.0 |
| ABUJ | THREAD SIZE | 1/4-18 |
| AJYP | SCREW THREAD SERIES DESIGNATOR | NPT |
| ABMK | OVERALL WIDTH | INCHES NOMINAL 0.750 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 1112S1-4E | 38056 | ASHCROFT INC DBA HEISE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1112SE | 38056 | ASHCROFT INC DBA HEISE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1112SE-1/4 | 38056 | ASHCROFT INC DBA HEISE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 142C688H05 | 48306 | NORTHROP GRUMMAN SUPPORT SERVICES CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 142C688H05 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 25SE | 54214 | BOWES MFG INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 25SE | 99752 | CHEMIQUIP PRODUCTS CO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 414990-1 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION, LAKEHURST | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 749758 | 80045 | L3HARRIS CINCINNATI ELECTRONICS CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE4A5-27-T-1482 | 63 | 2026-10-27 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6685008516818&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6685008516818&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6685008516818
- 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/6685-00-851-6818/
JSON: https://nsnexplorer.com/api/nsn/6685-00-851-6818.json