Acquisition method (AMC)
3
FSC 4730 × REDUCER,BOSS
REDUCER,BOSS
4730-01-473-6667 FSC 4730
NSN 4730-01-473-6667 (also written 4730014736667; NIIN 01-473-6667) is a reducer, boss in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 1 manufacturer part number from 1 supplier is 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 |
| REDUCER TYPE ACSP | CONCENTRIC |
| END ITEM IDENTIFICATION AGAV | F18E/F |
| CONNECTION STYLE AHNC | — |
| CONNECTION TYPE AWLS | ALL ENDS THREADED EXTERNAL BOSS |
| NOMINAL THREAD SIZE CQJX | SECOND END INCHES 0.438 |
| NOMINAL THREAD SIZE CQJX | FIRST END INCHES 0.562 |
| NOMINAL OVERALL LENGTH CWFR | INCHES 1.406 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | FITTING,AIR FILTER |
| SPECIAL FEATURES FEAT | ALSO PART COMES WITH DISC(P/N 821367-13) AND WIRE MESH (P/N 821367-12):ALTERED ITEM MADE FROM AN919-6S AN919-6S |
| MATERIAL MATT | OVERALL STEEL COMP 347 |
| THREAD SERIES DESIGNATOR THSD | FIRST END UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD SERIES DESIGNATOR THSD | SECOND 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 |
|---|---|---|
| 821367-1 | 73030 | HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE |
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 20, 2026
Last purchased
2 · 2.0/yr
Purchase records
$3,129
Total demand
$842.38
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 |
|---|---|---|---|---|
| Aug 19, 2026 | SPE4AX22D9404/SPE4A626F366U ↗ | HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE | — | $2,286 |
| Oct 20, 2026 | SPE4AX22D9404/SPE4A627F1071 ↗ | HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE | — | $842.38 |
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
HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE
last award Oct 2026
HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE won 2 of the last 2 awards.
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 23, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-11-03.
- Full methodology →
Cite this page
Citation
NSN Explorer. "REDUCER,BOSS." nsnexplorer.com, https://nsnexplorer.com/nsn/4730-01-473-6667/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4730-01-473-6667/