Acquisition method (AMC)
3
FSC 4820 × VALVE,EXPANSION
VALVE,EXPANSION
4820-01-523-3361 FSC 4820
NSN 4820-01-523-3361 (also written 4820015233361; NIIN 01-523-3361) is a valve, expansion in Federal Supply Class 4820, Valves, Nonpowered. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Aug 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)
D
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. 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 |
|---|---|
| BULB LENGTH AEVU | INCHES NOMINAL 3.500 |
| END CONNECTION QUANTITY ADQZ | 2 |
| FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED ACLH | INCHES NOMINAL 0.250 |
| SECOND END RELATIONSHIP WITH FIRST END ACLR | NOT IDENTICAL |
| SECOND END THREAD DIRECTION ACMS | RIGHT-HAND |
| MEDIA FOR WHICH DESIGNED MEDA | LOCATION NOT OTHERWISE SPECIFIED REFRIGERANT |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | TYPE G EXPANSION VALVE |
| SECOND END CONNECTION TYPE ACLS | THREADED EXTERNAL TUBE |
| SECOND END STYLE DESIGNATOR ACLT | — |
| SECOND END OUTSIDE DIAMETER TUBE ACCOMMODATED ACMP | INCHES NOMINAL 0.500 |
| MATERIAL MATT | BODY COPPER ALLOY |
| FIRST END CONNECTION TYPE ACKM | UNTHREADED EXTERNAL TUBE |
| FIRST END STYLE DESIGNATOR ACKN | — |
| END ITEM IDENTIFICATION AGAV | MODEL 2EC TWO-BODY MORQUE REFRIGERATOR |
| BULB DIAMETER AEVV | INCHES NOMINAL 0.500 |
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 |
|---|---|---|
| 308598H01 | 1WMB9 | CSI INDUSTRIES INC. |
| 308598H01 | 32011 | KENDRO LABORATORY PRODUCTS LP A UNIT OF SPX |
| GJ-1/4-C 1/4 X 1/2 SAE | 78462 | PARKER-HANNIFIN CORP DIV SPORLAN DIVISION |
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
—
Aug 13, 2026
Last purchased
3 · 3.0/yr
Purchase records
$2,502
Total demand
$1,198
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 |
|---|---|---|---|---|
| Aug 10, 2026 | SPE7MC26P3368 ↗ | MAKPAK, LLC DBA MAKPAK LLC | — | $652.00 |
| Aug 10, 2026 | SPE7MC26P3368 ↗ | MAKPAK, LLC DBA MAKPAK LLC | — | $652.00 |
| Aug 13, 2026 | SPE7MC26P3385 ↗ | S I T CORPORATION | — | $1,198 |
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
S I T CORPORATION
last award Aug 2026
MAKPAK, LLC DBA MAKPAK LLC
last award Aug 2026
CSI INDUSTRIES INC.
no award yet
no awards on record
Listed source KENDRO LABORATORY PRODUCTS LP A UNIT OF SPX
no award yet
no awards on record
Listed source PARKER-HANNIFIN CORP DIV SPORLAN DIVISION
no award yet
no awards on record
Listed source MAKPAK, LLC DBA MAKPAK LLC won 2 of the last 3 awards. S I T CORPORATION and 1 other won without being listed sources.
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 Nov 4, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-11-05.
- Full methodology →
Cite this page
Citation
NSN Explorer. "VALVE,EXPANSION." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-523-3361/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4820-01-523-3361/