Acquisition method (AMC)
1
FSC 4730 × COUPLING HALF,QUICK DISCONNECT
COUPLING HALF,QUICK DISCONNECT
4730-00-720-0890 FSC 4730
NSN 4730-00-720-0890 (also written 4730007200890; NIIN 00-720-0890) is a coupling half, quick disconnect in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 8 manufacturer part numbers from 8 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 |
|---|---|
| SURFACE TREATMENT SFTT | BODY ANODIZE |
| CONNECTION STYLE AHNC | — |
| THREAD SERIES DESIGNATOR THSD | ALL ENDS UNF |
| CONNECTION TYPE AWLS | FIRST FLUID END CONNECTION THREADED EXTERNAL TUBE |
| THREAD CLASS AAJD | 3A |
| OVERALL LENGTH ABHP | INCHES NOMINAL 2.655 |
| CONNECTION TYPE AWLS | ALL ENDS INTERNAL QUICK DISCONNECT |
| MATERIAL MATT | BODY ALUMINUM ALLOY |
| FEATURES PROVIDED CBBL | SELF-SEALING |
| STYLE DESIGNATOR STYL | — |
| SEAT ANGLE CQRB | DEGREES 37.0 |
| NOMINAL THREAD SIZE CQJX | ALL ENDS INCHES 0.562 |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED CWFD | ALL ENDS INCHES 0.375 |
| QUICK DISCONNECT METHOD ADLN | ALL ENDS PUSH-PULL |
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 |
|---|---|---|
| 134SCH122-123 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 272MS137P002 | 04164 | RAYTHEON COMPANY DBA RAYTHEON CO |
| 272MS137P002 | 3B150 | RAYTHEON COMPANY DBA RAYTHEON CO |
| 272MS137P002 | 49956 | RAYTHEON COMPANY DIV CORP |
| 272MS137P002 | 54X10 | RAYTHEON COMPANY |
| 3402-6 | 00624 | EATON AEROQUIP LLC DBA JACKSON NORTH 1 DIV FLUID AND ELECTRICAL DISTRIBUTION |
| 3402-6 | A0126 | LEONARDO SPA HELICOPTERS DIVISION - PRODUCTION SITE |
| BACC10DJBC6W | 81205 | 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
—
Purchases
0
Total spend
—
Sep 29, 2026
Last purchased
1 · 1.0/yr
Purchase records
$18,979
Total demand
$18,979
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 29, 2026 | SPE4A124G0043/SPE7M326F0096 ↗ | AAR SUPPLY CHAIN, INC DBA AAR DEFENSE SYSTEMS & LOGISTICS | — | $18,979 |
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
AAR SUPPLY CHAIN, INC DBA AAR DEFENSE SYSTEMS & LOGISTICS
last award Sep 2026
EATON AEROQUIP LLC DBA JACKSON NORTH 1 DIV FLUID AND ELECTRICAL DISTRIBUTION
no award yet
no awards on record
Listed source LEONARDO SPA HELICOPTERS DIVISION - PRODUCTION SITE
no award yet
no awards on record
Listed source NORTHROP GRUMMAN SYSTEMS CORPORATION
no award yet
no awards on record
Listed source RAYTHEON COMPANY
no award yet
no awards on record
Listed source RAYTHEON COMPANY DBA RAYTHEON CO
no award yet
no awards on record
Listed source RAYTHEON COMPANY DBA RAYTHEON CO
no award yet
no awards on record
Listed source RAYTHEON COMPANY DIV CORP
no award yet
no awards on record
Listed source AAR SUPPLY CHAIN, INC DBA AAR DEFENSE SYSTEMS & LOGISTICS won the only award on record. AAR SUPPLY CHAIN, INC DBA AAR DEFENSE SYSTEMS & LOGISTICS 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: 2026-09-30.
- Full methodology →
Cite this page
Citation
NSN Explorer. "COUPLING HALF,QUICK DISCONNECT." nsnexplorer.com, https://nsnexplorer.com/nsn/4730-00-720-0890/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/4730-00-720-0890/