Acquisition method (AMC)
1
FSC 4730 × COUPLING,TUBE
COUPLING,TUBE
4730-01-218-4102 FSC 4730
NSN 4730-01-218-4102 (also written 4730012184102; NIIN 01-218-4102) is a coupling, tube in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 7 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 |
|---|---|
| CONNECTION STYLE AHNC | — |
| CONNECTION TYPE AWLS | SECOND END UNTHREADED EXTERNAL TUBE |
| CONNECTION TYPE AWLS | FIRST END UNTHREADED INTERNAL TUBE |
| NOMINAL OVERALL LENGTH CWFR | INCHES 4.250 |
| SPECIAL FEATURES FEAT | U/O ENGINE DRAIN OF F16 ACFT;BELLOWS SECTION;1.40 IN. ID;2ND END MAKE FROM AEROQUIP 24538-150 OR EQUIV |
| MATERIAL MATT | OVERALL STEEL COMP 321 OR STEEL COMP 347 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S5510 OR ASSN STD SINGLE MATERIAL RESPONSE A-S5512 |
| SURFACE TREATMENT SFTT | OVERALL PASSIVATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--35 QQ--35 |
| STYLE DESIGNATOR STYL | — |
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 |
|---|---|---|
| 16VP128-1 | 81755 | LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY |
| 35050A001 | 07582 | TECHNETICS GROUP DAYTONA, INC. |
| 4730PL0743933 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
| 4730PL1758298 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
| 4730PL1785896 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
| 83726 | 07649 | SENIOR OPERATIONS LLC DBA METAL BELLOWS DIV METAL BELLOWS |
| 83726 | 16519 | SENIOR FLEXONICS INC |
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 21, 2026
Last purchased
1 · 1.0/yr
Purchase records
$33,488
Total demand
$33,488
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 21, 2026 | SPE7M326P1666 ↗ | DUTCH VALLEY SUPPLY CO. | — | $33,488 |
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
DUTCH VALLEY SUPPLY CO.
last award Sep 2026
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 SENIOR FLEXONICS INC
no award yet
no awards on record
Listed source SENIOR OPERATIONS LLC DBA METAL BELLOWS DIV METAL BELLOWS
no award yet
no awards on record
Listed source TECHNETICS GROUP DAYTONA, INC.
no award yet
no awards on record
Listed source DUTCH VALLEY SUPPLY CO. won the only award on record. DUTCH VALLEY SUPPLY CO. 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 10, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-09-29.
- Full methodology →
Cite this page
Citation
NSN Explorer. "COUPLING,TUBE." nsnexplorer.com, https://nsnexplorer.com/nsn/4730-01-218-4102/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/4730-01-218-4102/