Acquisition method (AMC)
1
FSC 4730 × COUPLING,TUBE
COUPLING,TUBE
4730-00-283-6399 FSC 4730
NSN 4730-00-283-6399 (also written 4730002836399; NIIN 00-283-6399) is a coupling, tube in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 13 manufacturer part numbers from 7 suppliers are on record. The government has 1 open solicitation for it.
Open for bid
1 open solicitation on record right now — quantity, close date, and where to submit.
| Solicitation | Qty | Status | |
|---|---|---|---|
| SPE7M4-27-T-2487 | 60 | Closes in 9d | Bid → |
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 |
|---|---|
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED CWFD | SECOND END INCHES 0.375 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 4965,6AL-4V |
| STYLE DESIGNATOR STYL | — |
| SEAT ANGLE CQRB | SECOND END DEGREES 8.5 |
| THREAD CLASS AAJD | 3A |
| CONNECTION STYLE AHNC | — |
| NOMINAL OVERALL LENGTH CWFR | INCHES 0.891 |
| MATERIAL MATT | OVERALL TITANIUM ALLOY UNS R54520 |
| THREAD QUANTITY PER INCH CMLP | 20 |
| CONNECTION TYPE AWLS | FIRST END UNTHREADED INTERNAL TUBE |
| THREAD SERIES DESIGNATOR THSD | SECOND END UNJS |
| CONNECTION TYPE AWLS | SECOND END THREADED EXTERNAL TUBE |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED CWFD | FIRST END INCHES 0.375 |
| NOMINAL THREAD SIZE CQJX | SECOND END INCHES 0.562 |
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 |
|---|---|---|
| 10108343 | A486G | NIMIKKEISTOKESKUS NCB FINLAND |
| 4730PL0648680 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
| 7M524 | 76301 | THE BOEING COMPANY DIV DEFENSE |
| 7M524T6 | 76301 | THE BOEING COMPANY DIV DEFENSE |
| AE16169-6 | 00624 | EATON AEROQUIP LLC DBA JACKSON NORTH 1 DIV FLUID AND ELECTRICAL DISTRIBUTION |
| AE16824-6 | 00624 | EATON AEROQUIP LLC DBA JACKSON NORTH 1 DIV FLUID AND ELECTRICAL DISTRIBUTION |
| AP640T06 | 01673 | SPS TECHNOLOGIES, LLC DBA AIRDROME PRECISION COMPONENTS |
| C7555-6 | 81755 | LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY |
| MR54100T-06 | 50599 | PARKER-HANNIFIN CORPORATION DIV STRATOFLEX PRODUCT DIVISION |
| MR54101T-06 | 50599 | PARKER-HANNIFIN CORPORATION DIV STRATOFLEX PRODUCT DIVISION |
| MR54104 | 50599 | PARKER-HANNIFIN CORPORATION DIV STRATOFLEX PRODUCT DIVISION |
| MR54104T-06 | 50599 | PARKER-HANNIFIN CORPORATION DIV STRATOFLEX PRODUCT DIVISION |
| ST7M202T6 | 76301 | THE BOEING COMPANY DIV DEFENSE |
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
$80.00
Purchases
1
Total spend
$3,520
Oct 20, 2026
Last purchased
4 · 4.0/yr
Purchase records
$21,857
Total demand
$80.00
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Oct 20, 2026 | 44 | $80.00 | $3,520 | MID-STATE AEROSPACE INC DBA MID-STATE AEROSPACE INC (4W876) | Unknown | Source ↗ |
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 1, 2026 | SPE7M026V5427 ↗ | MID-STATE AEROSPACE INC DBA MID-STATE AEROSPACE INC | — | $7,812 |
| Sep 8, 2026 | SPE7M426V5536 ↗ | MID-STATE AEROSPACE INC DBA MID-STATE AEROSPACE INC | — | $7,005 |
| Oct 20, 2026 | SPE7M427V0414 ↗ | MID-STATE AEROSPACE INC DBA MID-STATE AEROSPACE INC | — | $3,520 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 2 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
Buying rhythm
How often does the government buy this item, and how long since the last time? Every solicitation and award on one line.
- Solicitation posted
- Award made
Dot size shows quantity. A faint bar joins a solicitation to the award made against it.
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
MID-STATE AEROSPACE INC DBA MID-STATE AEROSPACE INC
last award Oct 2026
EATON AEROQUIP LLC DBA JACKSON NORTH 1 DIV FLUID AND ELECTRICAL DISTRIBUTION
no award yet
no awards on record
Listed source JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX
no award yet
no awards on record
Listed source LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY
no award yet
no awards on record
Listed source NIMIKKEISTOKESKUS NCB FINLAND
no award yet
no awards on record
Listed source PARKER-HANNIFIN CORPORATION DIV STRATOFLEX PRODUCT DIVISION
no award yet
no awards on record
Listed source SPS TECHNOLOGIES, LLC DBA AIRDROME PRECISION COMPONENTS
no award yet
no awards on record
Listed source THE BOEING COMPANY DIV DEFENSE
no award yet
no awards on record
Listed source MID-STATE AEROSPACE INC DBA MID-STATE AEROSPACE INC won the only award on record. MID-STATE AEROSPACE INC DBA MID-STATE AEROSPACE INC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M4-27-T-2487 | Nov 6, 2026 | Nov 16, 2026 | 60 | Open | View at DIBBS → |
| SPE7M4-27-T-0638 | Oct 13, 2026 | Oct 23, 2026 | 44 | 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 as of Oct 13, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-26.
- Full methodology →
Cite this page
Citation
NSN Explorer. "COUPLING,TUBE." nsnexplorer.com, https://nsnexplorer.com/nsn/4730-00-283-6399/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4730-00-283-6399/