Acquisition method (AMC)
3
FSC 4820 × VALVE,STOP-CHECK
VALVE,STOP-CHECK
4820-01-100-3407 FSC 4820
NSN 4820-01-100-3407 (also written 4820011003407; NIIN 01-100-3407) is a valve, stop-check in Federal Supply Class 4820, Valves, Nonpowered. 6 manufacturer part numbers from 3 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 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 |
|---|---|
| FLOW CONTROL DEVICE ADQU | DISK |
| BONNET TYPE ADSR | INSIDE SCREW |
| BONNET ATTACHMENT METHOD ADST | THREADED |
| BOLT HOLE QUANTITY AECS | 7 |
| VALVE OPERATION METHOD AQLR | MANUAL |
| FLANGE SHAPE ARKN | SECOND END ROUND |
| FLANGE SHAPE ARKN | FIRST END ROUND WITH HOLES |
| CONNECTION TYPE AWLS | ALL ENDS FLANGE |
| MOUNTING POSITION BBJX | HORIZONTAL |
| FEATURES PROVIDED CBBL | BONNET PACKING |
| VALVE SIZE CCFG | INCHES 3.000 |
| OPERATING PRESSURE CQQF | SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 50.0 |
| NOMINAL OUTSIDE DIAMETER CWCD | FIRST END INCHES 7.500 |
| NOMINAL OUTSIDE DIAMETER CWCD | SECOND END INCHES 6.625 |
| FACE TO FACE DISTANCE CWCF | INCHES 7.094 |
| NOMINAL THICKNESS CWCK | SECOND END INCHES 0.500 |
| NOMINAL THICKNESS CWCK | FIRST END INCHES 0.438 |
| BOLT HOLE NOMINAL DIAMETER CWCQ | FIRST END INCHES 0.531 |
| BOLT CIRCLE NOMINAL DIAMETER CWCT | FIRST END INCHES 6.375 |
| FLANGE FACE DESIGN CWDF | ALL ENDS PLAIN |
| MATERIAL MATT | FLOW CONTROL DEVICE COPPER ALLOY 922 |
| MATERIAL MATT | STEM NICKEL ALLOY |
| MATERIAL MATT | BODY COPPER ALLOY 922 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | FLOW CONTROL DEVICE FED SPEC SINGLE MATERIAL RESPONSE QQ-C-390,ALLOY D4 QQ-C-390 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | BODY FED SPEC SINGLE MATERIAL RESPONSE QQ-C-390,ALLOY D4 QQ-C-390 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | STEM ASSN STD SINGLE MATERIAL RESPONSE AST- B164-61 |
| MEDIA FOR WHICH DESIGNED MEDA | SINGLE RESPONSE WATER, SALT |
| STYLE DESIGNATOR STYL | — |
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 |
|---|---|---|
| 0302327310 | 09032 | TATE ANDALE, LLC |
| 3-5121 | 91643 | SERVICE BRASS AND ALUMINUM FOUNDRY CO, INC. DBA SERVICE BRASS FITTINGS |
| 4-470 | 09032 | TATE ANDALE, LLC |
| 810-1385707 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 810-1385707-3IN | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 810-1385707-SHT2 3IN | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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
—
—
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-0979 | Oct 23, 2026 | Nov 2, 2026 | 1 | Cancelled | 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,STOP-CHECK." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-100-3407/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4820-01-100-3407/