Acquisition method (AMC)
4
FSC 4820 × VALVE,SAFETY RELIEF
VALVE,SAFETY RELIEF
4820-01-579-0930 FSC 4820
NSN 4820-01-579-0930 (also written 4820015790930; NIIN 01-579-0930) is a valve, safety relief in Federal Supply Class 4820, Valves, Nonpowered. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Oct 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 4).
Suffix (AMSC)
D
Competition
Coded for a named source
AMC 4: buy directly from the actual manufacturer, first 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 |
|---|---|
| END ITEM IDENTIFICATION AGAV | NSN 2320-01-528-6294 TRUCK,TANK |
| MATERIAL MATT | BODY STEEL |
| SURFACE TREATMENT SFTT | LOCATION NOT OTHERWISE SPECIFIED ZINC |
| STYLE DESIGNATOR STYL | — |
| MAXIMUM OPERATING TEMP AEHZ | SINGLE RESPONSE CELSIUS 120.0 |
| MINIMUM OPERATING TEMP AEQJ | CELSIUS -40.0 |
| NOMINAL WIDTH AKGF | ALL ENDS INCHES 1.630 |
| NOMINAL LENGTH AKGG | ALL ENDS INCHES 4.590 |
| VALVE OPERATION METHOD AQLR | HYDRAULIC |
| OPERATING PRESSURE CQQF | SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 3500.0 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | RELIEF, PILOT-OPERATED SPOOL |
| SPECIAL FEATURES FEAT | ADJUSTMENT OPTION - FACTORY PRESET HIDDEN ADJUSTMENT; PORTING - CARTRIDGE ONLY; SEALS PRESSURE ON P ONLY- BURNA N (STD.); SPRING RANGE 10.3 TO 100.4 BAR (150 TO 1500 PSI) |
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 |
|---|---|---|
| RV10-26H-0-N-15/15 | 1ET59 | FLUID SYSTEM COMPONENTS, INC. DIV FLUID SYSTEMS COMPONENTS |
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
$200.00
Purchases
1
Total spend
$400.00
Oct 26, 2026
Last purchased
2 · 2.0/yr
Purchase records
$800.00
Total demand
$200.00
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Oct 26, 2026 | 2 | $200.00 | $400.00 | FLUID SYSTEM COMPONENTS, INC. DIV FLUID SYSTEMS COMPONENTS (1ET59) | 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 |
|---|---|---|---|---|
| Oct 26, 2026 | SPE7M027P0462 ↗ | FLUID SYSTEM COMPONENTS, INC. DIV FLUID SYSTEMS COMPONENTS | — | $400.00 |
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
FLUID SYSTEM COMPONENTS, INC. DIV FLUID SYSTEMS COMPONENTS
last award Oct 2026
FLUID SYSTEM COMPONENTS, INC. DIV FLUID SYSTEMS COMPONENTS won the only award on record.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M1-26-T-323C | Sep 2, 2026 | Sep 14, 2026 | 2 | 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: 2026-10-27.
- Full methodology →
Cite this page
Citation
NSN Explorer. "VALVE,SAFETY RELIEF." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-579-0930/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4820-01-579-0930/