Acquisition method (AMC)
3
FSC 4820 × VALVE,REGULATING,FLUID PRESSURE
VALVE,REGULATING,FLUID PRESSURE
4820-01-504-1571 FSC 4820
NSN 4820-01-504-1571 (also written 4820015041571; NIIN 01-504-1571) is a valve, regulating, fluid pressure in Federal Supply Class 4820, Valves, Nonpowered. 3 manufacturer part numbers from 1 supplier 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 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 |
|---|---|
| FLOW CONTROL DEVICE ADQU | DIAPHRAGM |
| END CONNECTION QUANTITY ADQZ | 2 |
| MAXIMUM INLET PRESSURE RATING AEVZ | POUNDS PER SQUARE INCH (PSI) 175.0 |
| TEMP RATING AZKQ | FAHRENHEIT NOMINAL 85.0 |
| END CONNECTION SPEC/STD BZRS | MIL-F-1183 MIL-F-1183 |
| VALVE SIZE CCFG | INCHES 1.000 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | 1 INCH CLASS 250 MODEL 30 PRESSURE REDUCING VALVE. |
| SPECIAL FEATURES FEAT | STAINLESS STEEL SPRING(25-60 PSI RANGE) |
| MATERIAL MATT | BODY NICKEL ALLOY |
| MEDIA FOR WHICH DESIGNED MEDA | LOCATION NOT OTHERWISE SPECIFIED WATER, SALT |
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 |
|---|---|---|
| 34817N | 35795 | LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC |
| 34817N ASSY YB2310E922X1 | 35795 | LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC |
| YB2310E922X1 | 35795 | LESLIE CONTROLS, INC. DBA LESLIE CONTROLS 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-26-T-276D | 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.
- Full methodology →
Cite this page
Citation
NSN Explorer. "VALVE,REGULATING,FLUID PRESSURE." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-504-1571/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/4820-01-504-1571/