Acquisition method (AMC)
1
FSC 4820 × VALVE,CHECK
VALVE,CHECK
4820-00-720-0840 FSC 4820
NSN 4820-00-720-0840 (also written 4820007200840; NIIN 00-720-0840) is a valve, check in Federal Supply Class 4820, Valves, Nonpowered. 6 manufacturer part numbers from 5 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 as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
C
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, 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 |
|---|---|
| BOLT CIRCLE NOMINAL DIAMETER CWCT | FIRST END INCHES 3.500 |
| NOMINAL OUTSIDE DIAMETER CWCD | FIRST END INCHES 3.880 |
| NOMINAL OUTSIDE DIAMETER CWCD | SECOND END INCHES 4.070 |
| FACE TO FACE DISTANCE CWCF | INCHES 1.500 |
| BOLT CIRCLE NOMINAL DIAMETER CWCT | SECOND END INCHES 3.350 |
| CONNECTION TYPE AWLS | SECOND END FLANGE |
| OPERATING PRESSURE CQQF | SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 205.0 |
| FLANGE FACE DESIGN CWDF | FIRST END PLAIN |
| FLANGE FACE DESIGN CWDF | SECOND END PLAIN |
| MEDIA FOR WHICH DESIGNED MEDA | SINGLE RESPONSE AIR |
| STYLE DESIGNATOR STYL | — |
| FLANGE SHAPE ARKN | SECOND END ROUND WITH HOLES |
| CONNECTION TYPE AWLS | FIRST END FLANGE |
| FLANGE SHAPE ARKN | FIRST END ROUND WITH HOLES |
| MAXIMUM OPERATING TEMP AEHZ | SINGLE RESPONSE FAHRENHEIT 670.0 |
| BOLT HOLE NOMINAL DIAMETER CWCQ | FIRST END INCHES 0.356 |
| BOLT HOLE NOMINAL DIAMETER CWCQ | SECOND END INCHES 0.255 |
| FLOW CONTROL DEVICE ADQU | DISK |
| BOLT HOLE QUANTITY AECS | 6 |
| BOLT HOLE QUANTITY AECS | 8 |
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 |
|---|---|---|
| 107296-1 | 70210 | HONEYWELL INTERNATIONAL INC. |
| 107296-4 | 59364 | HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL |
| 107296-4 | 75201 | BAHR MACHINE COMPANY INC DBA BAHR MACHINE CO |
| 107296-4 | 99193 | HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL |
| 8000-4 | 75201 | BAHR MACHINE COMPANY INC DBA BAHR MACHINE CO |
| DYLZ6244-2 | 05624 | GE AVIATION SYSTEMS LLC DBA GE AVIATION SYSTEMS LLC |
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 8, 2026
Last purchased
1 · 1.0/yr
Purchase records
$141,951
Total demand
$141,951
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 8, 2026 | SPE7M126V123R ↗ | BAHR MACHINE COMPANY INC DBA BAHR MACHINE CO | — | $141,951 |
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
BAHR MACHINE COMPANY INC DBA BAHR MACHINE CO
last award Sep 2026
GE AVIATION SYSTEMS LLC DBA GE AVIATION SYSTEMS LLC
no award yet
no awards on record
Listed source HONEYWELL INTERNATIONAL INC.
no award yet
no awards on record
Listed source HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL
no award yet
no awards on record
Listed source HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL
no award yet
no awards on record
Listed source BAHR MACHINE COMPANY INC DBA BAHR MACHINE CO won the only award on record.
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: 2026-10-24.
- Full methodology →
Cite this page
Citation
NSN Explorer. "VALVE,CHECK." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-00-720-0840/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4820-00-720-0840/