Acquisition method (AMC)
2
FSC 4820 × POPPET CHECK VALVE,ADJUSTABLE PR
POPPET CHECK VALVE,ADJUSTABLE PR
4820-01-543-7007 FSC 4820
NSN 4820-01-543-7007 (also written 4820015437007; NIIN 01-543-7007) is a poppet check valve, adjustable pr in Federal Supply Class 4820, Valves, Nonpowered. 3 manufacturer part numbers from 3 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 |
|---|---|
| OVERALL LENGTH ABHP | INCHES NOMINAL 3.230 |
| OVERALL DIAMETER ADAV | INCHES NOMINAL 0.625 |
| SPECIAL FEATURES FEAT | CONNECTION ONE, 1/4 TUBE FITTING; CONNECTION TWO, 1/4 TUBE FITTING; CRACKING PRESSURE, 3-50 PSI ADJUSTABLE |
| 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 |
|---|---|---|
| SS-4CA-3 | 18034 | NUPRO CO |
| SS-4CA-3 | 1N7V5 | SCIOTO VALVE & FITTING CO DBA SWAGELOK COLUMBUS |
| SS-4CA-3 | 3T9T9 | SWAGELOK CO |
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
$67.22
Purchases
1
Total spend
$403.32
Sep 17, 2026
Last purchased
2 · 2.0/yr
Purchase records
$806.64
Total demand
$67.22
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 17, 2026 | 6 | $67.22 | $403.32 | III WILLIAMS LLC (1WP64) | 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 17, 2026 | SPE7MC26V4429 ↗ | III WILLIAMS LLC | — | $403.32 |
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
III WILLIAMS LLC
last award Sep 2026
NUPRO CO
no award yet
no awards on record
Listed source SCIOTO VALVE & FITTING CO DBA SWAGELOK COLUMBUS
no award yet
no awards on record
Listed source SWAGELOK CO
no award yet
no awards on record
Listed source III WILLIAMS LLC won the only award on record. III WILLIAMS LLC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7MC-26-T-267E | Sep 11, 2026 | Sep 21, 2026 | 6 | 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. "POPPET CHECK VALVE,ADJUSTABLE PR." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-543-7007/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/4820-01-543-7007/