Acquisition method (AMC)
3
FSC 4820 × SEAT,VALVE
SEAT,VALVE
4820-01-115-7399 FSC 4820
NSN 4820-01-115-7399 (also written 4820011157399; NIIN 01-115-7399) is a seat, valve in Federal Supply Class 4820, Valves, Nonpowered. 3 manufacturer part numbers from 1 supplier are on record. It was last purchased in Aug 2026.
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
This item is coded to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
D
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. 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 |
|---|---|
| THREAD CLASS AAJD | 2A |
| THREAD LENGTH AASA | SINGLE THREADED PORTION INCHES NOMINAL 0.210 |
| OVERALL HEIGHT ABKW | INCHES NOMINAL 0.472 |
| BODY INSIDE DIAMETER ADAS | INCHES NOMINAL 0.965 |
| THREAD QUANTITY PER INCH CMLP | 20 |
| NOMINAL THREAD SIZE CQJX | SINGLE THREADED PORTION INCHES 1.438 |
| SEATING SURFACE SHAPE CQKM | FLAT |
| MATERIAL MATT | OVERALL NICKEL ALLOY |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL FED SPEC SINGLE MATERIAL RESPONSE QQ-N-281 QQ-N-281 |
| STYLE DESIGNATOR STYL | — |
| THREAD SERIES DESIGNATOR THSD | SINGLE THREADED PORTION UN |
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 |
|---|---|---|
| 51145-F | 76364 | MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC |
| 51145-FP-180 | 76364 | MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC |
| 51145-FP-183 | 76364 | MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC |
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
—
Purchases
0
Total spend
—
Aug 10, 2026
Last purchased
1 · 1.0/yr
Purchase records
$4,574
Total demand
$4,574
Latest award total
Purchase history
No priced purchases on record for this NSN yet.
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 |
|---|---|---|---|---|
| Aug 10, 2026 | SPE7M326V4034 ↗ | MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC | — | $4,574 |
Demand history
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
MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC
last award Aug 2026
MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC won the only award on record.
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 Nov 6, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-11-05.
- Full methodology →
Cite this page
Citation
NSN Explorer. "SEAT,VALVE." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-115-7399/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4820-01-115-7399/