Acquisition method (AMC)
1
FSC 4820 × SEAT,VALVE
SEAT,VALVE
4820-01-480-8729 FSC 4820
NSN 4820-01-480-8729 (also written 4820014808729; NIIN 01-480-8729) is a seat, valve in Federal Supply Class 4820, Valves, Nonpowered. 6 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 1).
Suffix (AMSC)
G
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later 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 | LOS ANGELES CLASS SSN(688) |
| SEATING SURFACE SHAPE CQKM | FLAT |
| SPECIAL FEATURES FEAT | VALVE,BALL,20 |
| MATERIAL MATT | BODY PLASTIC POLYAMIDE NYLON |
| STYLE DESIGNATOR STYL | — |
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 |
|---|---|---|
| 2640-801X2 | 96169 | ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT |
| 2640-801X2 PC 47 | 96169 | ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT |
| 2643-774-01-35 | 96169 | ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT |
| 7108793 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 845-7108793 ITEM 56 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 845-7108794-35 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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
$169.80
Purchases
2
Total spend
$23,739
Sep 24, 2026
Last purchased
4 · 4.0/yr
Purchase records
$47,477
Total demand
$169.80
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 24, 2026 | 68 | $169.80 | $11,546 | ECHELON SUPPLY AND SERVICE, INC. (61125) | Unknown | Source ↗ |
| Sep 3, 2026 | 69 | $176.70 | $12,192 | ECHELON SUPPLY AND SERVICE, INC. (61125) | 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 |
|---|---|---|---|---|
| Sep 3, 2026 | SPE7MC26V3958 ↗ | ECHELON SUPPLY AND SERVICE, INC. | — | $12,192 |
| Sep 24, 2026 | SPE7MC26V4416 ↗ | ECHELON SUPPLY AND SERVICE, INC. | — | $11,546 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 2 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
Buying rhythm
How often does the government buy this item, and how long since the last time? Every solicitation and award on one line.
- Solicitation posted
- Award made
Dot size shows quantity. A faint bar joins a solicitation to the award made against it.
Time from solicitation to award
How long does a buy take from posting to award? One bar per past award that matches a solicitation.
- Open for quotes
- Closed, awaiting award
The typical buy took 20 days from posting to award.
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
ECHELON SUPPLY AND SERVICE, INC.
last award Sep 2026
ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT
no award yet
no awards on record
Listed source NAVAL SEA SYSTEMS COMMAND
no award yet
no awards on record
Listed source ECHELON SUPPLY AND SERVICE, INC. won 2 of the last 2 awards. ECHELON SUPPLY AND SERVICE, INC. won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7MC-26-T-265B | Sep 11, 2026 | Sep 21, 2026 | 68 | Expired | View at DIBBS → |
| SPE7MC-26-T-176U | Aug 7, 2026 | Aug 17, 2026 | 69 | 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: 2026-10-25.
- Full methodology →
Cite this page
Citation
NSN Explorer. "SEAT,VALVE." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-480-8729/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4820-01-480-8729/