Acquisition method (AMC)
3
FSC 4820 × VALVE,BUTTERFLY
VALVE,BUTTERFLY
4820-01-176-6734 FSC 4820
NSN 4820-01-176-6734 (also written 4820011766734; NIIN 01-176-6734) is a valve, butterfly in Federal Supply Class 4820, Valves, Nonpowered. 6 manufacturer part numbers from 2 suppliers 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)
H
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC H: the government lacks sufficient, accurate or legible data to buy from other sources. 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 |
|---|---|
| MAXIMUM OPERATING TEMP AEHZ | SINGLE RESPONSE FAHRENHEIT 180.0 |
| END ITEM IDENTIFICATION AGAV | MODEL R1020-22AA-1FM |
| VALVE OPERATION METHOD AQLR | MANUAL |
| VALVE SIZE CCFG | INCHES 3.000 |
| OPERATING PRESSURE CQQF | SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 200.0 |
| SPECIAL FEATURES FEAT | MARINE TRIM THROTTLING HANDLE. NON-SPARKING FOR FUEL SERVICE. |
| MATERIAL MATT | SEAT RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| MATERIAL MATT | BODY STEEL UNS J03002 |
| MATERIAL MATT | PACKING RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| MATERIAL MATT | STEM STEEL COMP 316 |
| MATERIAL MATT | FLOW CONTROL DEVICE STEEL COMP 316 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | FLOW CONTROL DEVICE ASSN STD SINGLE MATERIAL RESPONSE AST- A296 GRADE CF-8- |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | STEM ASSN STD SINGLE MATERIAL RESPONSE AISI 316 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | BODY ASSN STD SINGLE MATERIAL RESPONSE AST- A216 GRADE WCB |
| 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 |
|---|---|---|
| 1159031, 3" R1020-22AA-1FM | 1NB39 | DOVER RESOURCES, INC. DIV NORRISEAL |
| 3" R1020-22AA-1FM | 1NB39 | DOVER RESOURCES, INC. DIV NORRISEAL |
| 3" R1020-22AA-1FM | 91363 | NORRISEAL NORRIS VALUES DIV DBA DOVER CO |
| 911-439 | 91363 | NORRISEAL NORRIS VALUES DIV DBA DOVER CO |
| 911E439 | 1NB39 | DOVER RESOURCES, INC. DIV NORRISEAL |
| 911E439 | 91363 | NORRISEAL NORRIS VALUES DIV DBA DOVER 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
—
Purchases
0
Total spend
—
Sep 3, 2026
Last purchased
1 · 1.0/yr
Purchase records
$2,920
Total demand
$2,920
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 3, 2026 | SPE7MC26P2853 ↗ | — | — | $2,920 |
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
CAGE 9Z797
last award Sep 2026
DOVER RESOURCES, INC. DIV NORRISEAL
no award yet
no awards on record
Listed source NORRISEAL NORRIS VALUES DIV DBA DOVER CO
no award yet
no awards on record
Listed source CAGE 9Z797 won the only award on record. CAGE 9Z797 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,BUTTERFLY." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-176-6734/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4820-01-176-6734/