Acquisition method (AMC)
4
FSC 4730 × REDUCER,TUBE
REDUCER,TUBE
4730-01-125-3408 FSC 4730
NSN 4730-01-125-3408 (also written 4730011253408; NIIN 01-125-3408) is a reducer, tube 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 Sep 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 4).
Suffix (AMSC)
P
Competition
Coded for a named source
AMC 4: buy directly from the actual manufacturer, first time. AMSC P: the government does not own the rights to the data needed for more sources. 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 |
| REDUCER TYPE ACSP | CONCENTRIC |
| CONNECTION STYLE AHNC | — |
| CONNECTION TYPE AWLS | SECOND END THREADED EXTERNAL TUBE |
| CONNECTION TYPE AWLS | FIRST END THREADED EXTERNAL TUBE |
| NOMINAL THREAD SIZE CQJX | SECOND END INCHES 0.625 |
| NOMINAL THREAD SIZE CQJX | FIRST END INCHES 0.562 |
| SEAT ANGLE CQRB | FIRST END DEGREES 37.0 |
| SEAT ANGLE CQRB | SECOND END DEGREES 45.0 |
| NOMINAL OVERALL LENGTH CWFR | INCHES 1.740 |
| MATERIAL MATT | OVERALL ALUMINUM ALLOY 2024 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S4120 |
| THREAD SERIES DESIGNATOR THSD | SECOND END UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD SERIES DESIGNATOR THSD | FIRST END 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 |
|---|---|---|
| 6897168 | 1DL90 | AERO SPECIALTIES INC |
| 6897168 | 63005 | ROLLS-ROYCE CORPORATION |
| 6897168 | 73342 | ALLISON TRANSMISSION INC DBA ALLISON TRANSMISSION, 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 16, 2026
Last purchased
1 · 1.0/yr
Purchase records
$53,758
Total demand
$53,758
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 16, 2026 | SPE4A526P8182 ↗ | BOEING DISTRIBUTION, INC. | — | $53,758 |
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
BOEING DISTRIBUTION, INC.
last award Sep 2026
AERO SPECIALTIES INC
no award yet
no awards on record
Listed source ALLISON TRANSMISSION INC DBA ALLISON TRANSMISSION, INC
no award yet
no awards on record
Listed source ROLLS-ROYCE CORPORATION
no award yet
no awards on record
Listed source BOEING DISTRIBUTION, INC. won the only award on record. BOEING DISTRIBUTION, INC. 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 20, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-20.
- Full methodology →
Cite this page
Citation
NSN Explorer. "REDUCER,TUBE." nsnexplorer.com, https://nsnexplorer.com/nsn/4730-01-125-3408/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4730-01-125-3408/