Acquisition method (AMC)
1
FSC 4730 × NUT,UNION
NUT,UNION
4730-01-379-2144 FSC 4730
NSN 4730-01-379-2144 (also written 4730013792144; NIIN 01-379-2144) is a nut, union in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 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 as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
G
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC G: the government has a complete data package and the rights to use it. 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 |
|---|---|
| THREAD CLASS AAJD | 2B |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| NUT STYLE ACTA | — |
| NUT HEIGHT ADEA | INCHES NOMINAL 1.062 |
| WIDTH ACROSS FLATS ASDB | INCHES NOMINAL 2.000 |
| SMALLEST INSIDE DIAMETER BSPX | INCHES NOMINAL 1.378 |
| THREAD SERIES BZRR | UN |
| THREAD QUANTITY PER INCH CMLP | 12 |
| NOMINAL THREAD SIZE CQJX | INCHES 1.750 |
| MAXIMUM WORKING PRESSURE RATING AND SERVICE FOR WHICH DESIGNED CRPK | POUNDS PER SQUARE INCH (PSI) AIR 3000.0 |
| MATERIAL MATT | OVERALL NICKEL ALLOY |
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 |
|---|---|---|
| 6243079 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 943P7-3 | 32142 | HYDRASEARCH COMPANY, LLC |
| 943P7-3 | 99565 | ADMIRAL VALVE LLC DBA CPV MANUFACTURING |
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 26, 2026
Last purchased
1 · 1.0/yr
Purchase records
$6,966
Total demand
$6,966
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 26, 2026 | SPE7M326P1375 ↗ | DERBYSHIRE MARINE PRODUCTS, LLC DBA DERBYSHIRE MARINE PRODUCTS LLC | — | $6,966 |
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
DERBYSHIRE MARINE PRODUCTS, LLC DBA DERBYSHIRE MARINE PRODUCTS LLC
last award Aug 2026
ADMIRAL VALVE LLC DBA CPV MANUFACTURING
no award yet
no awards on record
Listed source HYDRASEARCH COMPANY, LLC
no award yet
no awards on record
Listed source NAVAL SEA SYSTEMS COMMAND
no award yet
no awards on record
Listed source DERBYSHIRE MARINE PRODUCTS, LLC DBA DERBYSHIRE MARINE PRODUCTS LLC won the only award on record. DERBYSHIRE MARINE PRODUCTS, LLC DBA DERBYSHIRE MARINE PRODUCTS LLC 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 28, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-28.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,UNION." nsnexplorer.com, https://nsnexplorer.com/nsn/4730-01-379-2144/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4730-01-379-2144/