AMSC / AMC
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FSC 4820 × VALVE,CHECK
VALVE,CHECK
4820-01-339-8489
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
Restricted — approved sources only, based on the latest AMSC/AMC on record.
Competition
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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 |
|---|---|
| THREAD CLASS AAJD | 3A |
| THREAD DIRECTION AAJF | FIRST END RIGHT-HAND |
| THREAD DIRECTION AAJF | THIRD END RIGHT-HAND |
| THREAD DIRECTION AAJF | SECOND END RIGHT-HAND |
| FLOW CONTROL DEVICE ADQU | DISK |
| CONNECTION STYLE AHNC | — |
| VALVE OPERATION METHOD AQLR | AUTOMATIC |
| CONNECTION TYPE AWLS | THIRD END THREADED INTERNAL BOSS |
| CONNECTION TYPE AWLS | FIRST END THREADED EXTERNAL BOSS |
| CONNECTION TYPE AWLS | SECOND END THREADED EXTERNAL BOSS |
| MOUNTING POSITION BBJX | HORIZONTAL |
| THREAD QUANTITY PER INCH CMLP | 12 |
| NOMINAL THREAD SIZE CQJX | FIRST END INCHES 1.062 |
| NOMINAL THREAD SIZE CQJX | THIRD END INCHES 1.062 |
| NOMINAL THREAD SIZE CQJX | SECOND END INCHES 1.062 |
| SEAT ANGLE CQRB | SECOND END DEGREES 12.0 |
| SEAT ANGLE CQRB | FIRST END DEGREES 12.0 |
| MATERIAL MATT | BODY STEEL COMP 304 |
| STYLE DESIGNATOR STYL | — |
| THREAD SERIES DESIGNATOR THSD | FIRST END UNIFIED NATIONAL JOINT (UNJ) |
| THREAD SERIES DESIGNATOR THSD | THIRD END UNIFIED NATIONAL JOINT (UNJ) |
| THREAD SERIES DESIGNATOR THSD | SECOND END UNIFIED NATIONAL JOINT (UNJ) |
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 |
|---|---|---|
| SS70-911M-12J | 78286 | SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT 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
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Purchases
0
Total spend
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Last purchased
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Purchase records
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Total demand
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Latest award total
Price history
What the government paid per unit
Fewer than two priced purchases on record — see the table below.
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-26-T-168S | Aug 6, 2026 | Aug 17, 2026 | 1 | 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.
- Contract action totals: USAspending, context only.
- Full methodology →