Acquisition method (AMC)
3
FSC 4820 × VALVE,REGULATING,FLUID PRESSURE
VALVE,REGULATING,FLUID PRESSURE
4820-00-171-9819 FSC 4820
NSN 4820-00-171-9819 (also written 4820001719819; NIIN 00-171-9819) is a valve, regulating, fluid pressure in Federal Supply Class 4820, Valves, Nonpowered. 6 manufacturer part numbers from 3 suppliers are 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 3).
Suffix (AMSC)
C
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, 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 |
|---|---|
| NONDEFINITIVE SPEC/STD DATA ZZZT | TYPE 1 AND CLASS OW1 |
| THREAD SIZE AND SERIES/TYPE DESIGNATOR THDS | SECOND END NGO 0.908-14 |
| THREAD SIZE AND SERIES/TYPE DESIGNATOR THDS | FIRST END UNF 9 TO 16-18 |
| MATERIAL MATT | BODY COPPER ALLOY |
| MATERIAL MATT | FLOW CONTROL DEVICE STEEL CORROSION RESISTING |
| MEDIA FOR WHICH DESIGNED MEDA | LOCATION NOT OTHERWISE SPECIFIED OXYGEN, GASEOUS |
| BODY STYLE AAQL | — |
| FURNISHED ITEMS ABFF | FILTER |
| FIRST END CONNECTION TYPE ACKM | THREADED EXTERNAL TUBE |
| FIRST END STYLE DESIGNATOR ACKN | — |
| FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED ACLH | INCHES NOMINAL 0.375 |
| FIRST END THREAD CLASS ACLK | 2A |
| FIRST END THREAD DIRECTION ACLL | RIGHT-HAND |
| SECOND END RELATIONSHIP WITH FIRST END ACLR | NOT IDENTICAL |
| SECOND END CONNECTION TYPE ACLS | THREADED INTERNAL GAS CYLINDER |
| SECOND END STYLE DESIGNATOR ACLT | — |
| SECOND END THREAD DIRECTION ACMS | RIGHT-HAND |
| FIRST END SEAT ANGLE IN DEG ACTE | 30.0 |
| SECOND END SEAT RADIUS ACTL | INCHES NOMINAL 0.281 |
| FLOW CONTROL DEVICE ADQU | STEM AND INTEGRAL DISK |
| END CONNECTION QUANTITY ADQZ | 2 |
| SECOND END THREAD PITCH DIAMETERS ADRP | INCHES 0.8616 TO 0.8652 |
| OUTLET PRESSURE RANGE AEVA | POUNDS PER SQUARE INCH (PSI) 0.0 TO 40.0 |
| REGULATION TYPE AEVN | MANUAL SINGLE STAGE |
| VALVE LOADING METHOD AEVR | SPRING |
| MAXIMUM INLET PRESSURE RATING AEVZ | POUNDS PER SQUARE INCH (PSI) 2000.0 |
| OUTLET PRESSURE ACCURACY RATING AEWB | POUNDS PER SQUARE INCH (PSI) 5.000 |
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 |
|---|---|---|
| 0781-3600 | 63026 | VICTOR EQUIPMENT CO |
| 0781-5154 | 63026 | VICTOR EQUIPMENT CO |
| 45R1TYPED | 99993 | DEPARTMENT OF THE NAVY |
| ESS4-40-540 | 63026 | VICTOR EQUIPMENT CO |
| MILR19180 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| SR450B-540 | 63026 | VICTOR EQUIPMENT 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
$213.13
Purchases
1
Total spend
$6,607
Oct 22, 2026
Last purchased
2 · 2.0/yr
Purchase records
$13,214
Total demand
$213.13
Latest unit price
Purchase history
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 22, 2026 | SPE7M427P0389 ↗ | — | — | $6,607 |
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
CAGE 8T6Y7
last award Oct 2026
DEPARTMENT OF THE NAVY
no award yet
no awards on record
Listed source MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
no award yet
no awards on record
Listed source VICTOR EQUIPMENT CO
no award yet
no awards on record
Listed source CAGE 8T6Y7 won the only award on record. CAGE 8T6Y7 won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M4-26-T-434P | Sep 25, 2026 | Oct 5, 2026 | 31 | 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: 2026-10-23.
- Full methodology →
Cite this page
Citation
NSN Explorer. "VALVE,REGULATING,FLUID PRESSURE." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-00-171-9819/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4820-00-171-9819/