Acquisition method (AMC)
3
FSC 4820 × VALVE,STOP-CHECK
VALVE,STOP-CHECK
4820-01-265-0357 FSC 4820
NSN 4820-01-265-0357 (also written 4820012650357; NIIN 01-265-0357) is a valve, stop-check in Federal Supply Class 4820, Valves, Nonpowered. 2 manufacturer part numbers from 1 supplier 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 to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
R
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. 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 | DISK |
| BONNET TYPE ADSR | OUTSIDE SCREW-YOKE |
| BONNET ATTACHMENT METHOD ADST | BOLTED |
| DISK LOADING METHOD ADSU | SPRING |
| BOLT HOLE QUANTITY AECS | 8 |
| VALVE OPERATION METHOD AQLR | MANUAL |
| FLANGE SHAPE ARKN | ALL ENDS ROUND WITH HOLES |
| CONNECTION TYPE AWLS | ALL ENDS FLANGE |
| MOUNTING POSITION BBJX | VERTICAL |
| VALVE SIZE CCFG | INCHES 6.000 |
| OPERATING PRESSURE CQQF | SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 150.0 |
| NOMINAL OUTSIDE DIAMETER CWCD | ALL ENDS INCHES 11.000 |
| FACE TO FACE DISTANCE CWCF | INCHES 10.500 |
| NOMINAL THICKNESS CWCK | ALL ENDS INCHES 1.000 |
| BOLT HOLE NOMINAL DIAMETER CWCQ | ALL ENDS INCHES 0.875 |
| BOLT CIRCLE NOMINAL DIAMETER CWCT | ALL ENDS INCHES 9.500 |
| FLANGE FACE DESIGN CWDF | ALL ENDS RAISED STRAIGHT |
| RAISED FACE NOMINAL HEIGHT CWDH | ALL ENDS INCHES 0.062 |
| RAISED FACE NOMINAL DIAMETER CWDL | ALL ENDS INCHES 8.500 |
| MATERIAL MATT | FLOW CONTROL DEVICE STEEL |
| MATERIAL MATT | BODY STEEL |
| MATERIAL MATT | SEAT STEEL |
| MATERIAL MATT | STEM STEEL CORROSION RESISTING |
| MEDIA FOR WHICH DESIGNED MEDA | FIRST RESPONSE STEAM |
| MEDIA FOR WHICH DESIGNED MEDA | SECOND RESPONSE WATER-OIL-GAS |
| STYLE DESIGNATOR STYL | — |
| SUPPLEMENTARY FEATURES SUPP | THIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL;THE CURRENT APPROVED SOURCES 57574 HAVE INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984;THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984 |
| FURNISHED ITEMS AND QUANTITY TMQY | HANDWHEEL 1 |
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 |
|---|---|---|
| F14-0084C-02TS | 57574 | VELAN VALVE CORP. |
| F14-0084C-02TSG | 57574 | VELAN VALVE CORP. |
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
—
Purchases
0
Total spend
—
Sep 2, 2026
Last purchased
1 · 1.0/yr
Purchase records
$51,245
Total demand
$51,245
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.
| Action date | Award # | Recipient | Agency | Obligation |
|---|---|---|---|---|
| Sep 2, 2026 | SPE7MC26V2795 ↗ | TNL SALES LLC | — | $51,245 |
Demand history
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
TNL SALES LLC
last award Sep 2026
VELAN VALVE CORP.
no award yet
no awards on record
Listed source TNL SALES LLC won the only award on record. TNL SALES LLC won without being a listed source.
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 27, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-25.
- Full methodology →
Cite this page
Citation
NSN Explorer. "VALVE,STOP-CHECK." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-265-0357/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4820-01-265-0357/