Acquisition method (AMC)
3
FSC 4730 × COUPLING HALF,QUICK DISCONNECT
COUPLING HALF,QUICK DISCONNECT
4730-00-111-2539 FSC 4730
NSN 4730-00-111-2539 (also written 4730001112539; NIIN 00-111-2539) is a coupling half, quick disconnect in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 5 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Oct 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)
C
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, 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 |
|---|---|
| THREAD CLASS AAJD | 3A |
| OVERALL LENGTH ABHP | INCHES NOMINAL 2.184 |
| QUICK DISCONNECT METHOD ADLN | ALL ENDS PUSH-PULL |
| END ITEM IDENTIFICATION AGAV | GRUMMAN A10 AIRCRAFT |
| CONNECTION STYLE AHNC | — |
| LEG LENGTH AHSJ | INCHES MINIMUM 0.657 AND INCHES MAXIMUM 0.672 |
| CONNECTION TYPE AWLS | ALL ENDS INTERNAL QUICK DISCONNECT |
| CONNECTION TYPE AWLS | FIRST FLUID END CONNECTION THREADED EXTERNAL TUBE |
| NOMINAL THREAD SIZE CQJX | ALL ENDS INCHES 0.750 |
| SEAT ANGLE CQRB | DEGREES 37.0 |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED CWFD | ALL ENDS INCHES 0.500 |
| MATERIAL MATT | BODY ALUMINUM ALLOY |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | BODY FED SPEC SINGLE MATERIAL RESPONSE QQ-A-225 TO 6 QQ-A-225 |
| SURFACE TREATMENT SFTT | BODY ANODIZE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | BODY MIL SPEC SINGLE TREATMENT RESPONSE -IL-A-8625,TY 1,FLUID END ANODIZED RED,QUICK DISCONNECT END ANODIZED GRAY |
| STYLE DESIGNATOR STYL | — |
| THREAD SERIES DESIGNATOR THSD | ALL ENDS UNF |
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 |
|---|---|---|
| 200W44C8 | 79326 | TRANSDIGM INC DIV ADELWIGGINS GROUP |
| 205W40C8 | 79326 | TRANSDIGM INC DIV ADELWIGGINS GROUP |
| 580R558 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP |
| 580R558H04 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP |
| AT-601-1090 | 58078 | AIRTRONICS, LLC |
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
—
Oct 26, 2026
Last purchased
1 · 1.0/yr
Purchase records
$16,379
Total demand
$16,379
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 |
|---|---|---|---|---|
| Oct 26, 2026 | SPE7M327P0069 ↗ | HC MERCHANDISERS, INC. DBA HC MERCHANDISERS INC DIV HC PACIFIC | — | $16,379 |
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
HC MERCHANDISERS, INC. DBA HC MERCHANDISERS INC DIV HC PACIFIC
last award Oct 2026
AIRTRONICS, LLC
no award yet
no awards on record
Listed source NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP
no award yet
no awards on record
Listed source TRANSDIGM INC DIV ADELWIGGINS GROUP
no award yet
no awards on record
Listed source HC MERCHANDISERS, INC. DBA HC MERCHANDISERS INC DIV HC PACIFIC won the only award on record. HC MERCHANDISERS, INC. DBA HC MERCHANDISERS INC DIV HC PACIFIC 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 27, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-27.
- Full methodology →
Cite this page
Citation
NSN Explorer. "COUPLING HALF,QUICK DISCONNECT." nsnexplorer.com, https://nsnexplorer.com/nsn/4730-00-111-2539/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4730-00-111-2539/