Acquisition method (AMC)
1
FSC 6685 × DAMPENER,FLUID PRESSURE
DAMPENER,FLUID PRESSURE
6685-00-851-6818 FSC 6685
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. It was last purchased in Nov 2026.
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
This item is coded as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
C
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC C: needs engineering source approval; other sources must qualify first. The codes describe the item's status on record, not any one solicitation. What the codes mean
What it is — can you make it?
Dimensions, the FLIS specification requirements, and the manufacturer part numbers already qualified against this NSN.
Specifications
From the federal catalog (DLA FLIS / PUB LOG) — what your part has to meet. Cited specification documents can be looked up in ASSIST Quick Search ↗, DoD's public spec repository — copy the document number in.
| Requirement | Value |
|---|---|
| NOMINAL PIPE SIZE DESIGNATION AAGN | INCHES 0.250 |
| OVERALL LENGTH ABHP | INCHES NOMINAL 1.469 |
| OVERALL WIDTH ABMK | INCHES NOMINAL 0.750 |
| THREAD SIZE ABUJ | 1/4-18 |
| SCREW THREAD SERIES DESIGNATOR AJYP | NPT |
| THREAD LOCATION APJC | INTERNAL AND EXTERNAL |
| CONNECTION QUANTITY ASMM | 2 |
| OPERATING PRESSURE RANGE BKBH | POUNDS PER SQUARE INCH 0.0 TO 15000.0 |
| FLUID TYPE FOR WHICH DESIGNED BKBJ | OIL AND WATER |
| GAGE END CONNECTION TYPE BKBM | FEMALE |
| FEATURES PROVIDED CBBL | THREADED DIRECT PRESSURE CONNECTION |
| SPECIAL FEATURES FEAT | POROUS DISK FOR WATER AND LIGHT OILS,30 TO 225 SSU |
| MATERIAL MATT | STEEL CORROSION RESISTING |
Manufacturer part numbers
Commercial part numbers cross-referenced to this NSN in the federal catalog — the parts that have been accepted as satisfying this stock number, and who makes them.
| Part number | CAGE | Manufacturer |
|---|---|---|
| 1112S1-4E | 38056 | ASHCROFT INC DBA HEISE |
| 1112SE | 38056 | ASHCROFT INC DBA HEISE |
| 1112SE-1/4 | 38056 | ASHCROFT INC DBA HEISE |
| 142C688H05 | 48306 | NORTHROP GRUMMAN SUPPORT SERVICES CORP |
| 142C688H05 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP |
| 25SE | 54214 | BOWES MFG INC |
| 25SE | 99752 | CHEMIQUIP PRODUCTS CO INC |
| 414990-1 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION, LAKEHURST |
| 749758 | 80045 | L3HARRIS CINCINNATI ELECTRONICS CORPORATION |
What it pays — so you can quote
The government's own price and demand record for this NSN — what past awards cleared at, so you know where to land your quote.
Latest unit price
$21.25
Purchases
1
Total spend
$1,339
Nov 5, 2026
Last purchased
2 · 2.0/yr
Purchase records
$2,678
Total demand
$21.25
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Nov 5, 2026 | 63 | $21.25 | $1,339 | DAUGHTRIDGE SALES COMPANY, INC. (5X318) | Unknown | Source ↗ |
Related contract actions
Contract action totals, not unit prices — obligation amounts from USAspending for related awards, shown for context only. These do not appear on the price chart above.
| Action date | Award # | Recipient | Agency | Obligation |
|---|---|---|---|---|
| Nov 5, 2026 | SPE4A527P1084 ↗ | DAUGHTRIDGE SALES COMPANY, INC. | — | $1,339 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 1 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
Who wins this item
Does one supplier win this every time, and are the winners on the listed-source list? One dot per award.
- Award in the last 2 years
- Older award
DAUGHTRIDGE SALES COMPANY, INC.
last award Nov 2026
ASHCROFT INC DBA HEISE
no award yet
no awards on record
Listed source BOWES MFG INC
no award yet
no awards on record
Listed source CHEMIQUIP PRODUCTS CO INC
no award yet
no awards on record
Listed source L3HARRIS CINCINNATI ELECTRONICS CORPORATION
no award yet
no awards on record
Listed source NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION, LAKEHURST
no award yet
no awards on record
Listed source NORTHROP GRUMMAN SUPPORT SERVICES CORP
no award yet
no awards on record
Listed source NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP
no award yet
no awards on record
Listed source DAUGHTRIDGE SALES COMPANY, INC. won the only award on record. DAUGHTRIDGE SALES COMPANY, INC. won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A5-27-T-1482 | Oct 20, 2026 | Oct 27, 2026 | 63 | Expired | View at DIBBS → |
Open RFQs on DIBBS → DIBBS award history ↗
About this data
- Unit prices: DLA DIBBS award records — every row links to its government record.
- AMSC: latest observed value from DIBBS solicitation history as of Oct 20, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-11-06.
- Full methodology →
Cite this page
Citation
NSN Explorer. "DAMPENER,FLUID PRESSURE." nsnexplorer.com, https://nsnexplorer.com/nsn/6685-00-851-6818/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/6685-00-851-6818/