Acquisition method (AMC)
1
FSC 4820 × VALVE,RELIEF,PRESSURE AND TEMPER
VALVE,RELIEF,PRESSURE AND TEMPER
4820-01-085-4325 FSC 4820
NSN 4820-01-085-4325 (also written 4820010854325; NIIN 01-085-4325) is a valve, relief, pressure and temper in Federal Supply Class 4820, Valves, Nonpowered. 4 manufacturer part numbers from 4 suppliers are on record. No purchases are on record yet.
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 |
|---|---|
| TEMP RATING ABJH | CELSIUS -54.0 AND CELSIUS 95.0 |
| FLOW CONTROL DEVICE ADQU | POPPET |
| END CONNECTION QUANTITY ADQZ | 2 |
| TEMP ADJUSTABILITY AEVX | NOT ADJUSTABLE |
| SPECIAL FEATURES FEAT | 80 MESH PROTECTIVE SCREEN,STEEL QQ-S-763 TYPES 302,304,316,OR 321 QQ-S-763 |
| MATERIAL MATT | BODY ALUMINUM ALLOY 2024 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | BODY FED SPEC SINGLE MATERIAL RESPONSE QQ-A-225 TO 6, ALLOY 2024, T351 QQ-A-225 |
| SURFACE TREATMENT SFTT | OUTSIDE ANODIZE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OUTSIDE MIL SPEC SINGLE TREATMENT RESPONSE -IL-A-8625 |
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 |
|---|---|---|
| 2956-001-3 | 04577 | MISSION SYSTEMS ORCHARD PARK INC |
| 4820PL1627046 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
| 583R625H01 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP |
| 7323-1-000 | 1DRT7 | CIRCOR AEROSPACE INC |
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
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Purchases
0
Total spend
—
—
Last purchased
—
Purchase records
—
Total demand
—
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.
No related contract actions on record.
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.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7MC-27-T-0891 | Oct 21, 2026 | Nov 2, 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 23, 2026.
- Contract action totals: USAspending, context only.
- Full methodology →
Cite this page
Citation
NSN Explorer. "VALVE,RELIEF,PRESSURE AND TEMPER." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-085-4325/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4820-01-085-4325/