Acquisition method (AMC)
2
FSC 4820 × STEM,FLUID VALVE
STEM,FLUID VALVE
4820-01-483-1555 FSC 4820
NSN 4820-01-483-1555 (also written 4820014831555; NIIN 01-483-1555) is a stem, fluid valve in Federal Supply Class 4820, Valves, Nonpowered. 3 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 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 2).
Suffix (AMSC)
G
Competition
Coded for competition
AMC 2: suitable for competitive acquisition, first time. AMSC G: the government has a complete data package and the rights to use it. 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 |
|---|---|
| END ITEM IDENTIFICATION AGAV | W/S ATMOSPHERE CONTROL (WIC) |
| VALVE TYPE FOR WHICH DESIGNED BTNZ | BALL |
| VALVE SIZE FOR WHICH DESIGNED CXBX | INCHES 0.250 |
| SPECIAL FEATURES FEAT | NPS 3300 PSI SWDIG CRES; THIS ITEM IS NOT SMIC CODED - FOR SMIC CODED ITEM USE NSN 4820-01-340-4838 |
| 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 |
|---|---|---|
| 801-6408785 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 801-6408785 FND 18 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| DF-330645 FIND 18 | 43689 | HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING |
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
$998.50
Purchases
1
Total spend
$998.50
Sep 23, 2026
Last purchased
2 · 2.0/yr
Purchase records
$1,997
Total demand
$998.50
Latest unit price
Purchase history
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 |
|---|---|---|---|---|
| Sep 23, 2026 | SPE7MC26V4586 ↗ | — | — | $998.50 |
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
CAGE 9Y5B0
last award Sep 2026
HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING
no award yet
no awards on record
Listed source NAVAL SEA SYSTEMS COMMAND
no award yet
no awards on record
Listed source CAGE 9Y5B0 won the only award on record. CAGE 9Y5B0 won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7MC-26-T-279C | Sep 17, 2026 | Sep 28, 2026 | 1 | 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 10, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-05.
- Full methodology →
Cite this page
Citation
NSN Explorer. "STEM,FLUID VALVE." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-483-1555/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/4820-01-483-1555/