Acquisition method (AMC)
3
FSC 4730 × REDUCER,TUBE
REDUCER,TUBE
4730-00-471-8529 FSC 4730
NSN 4730-00-471-8529 (also written 4730004718529; NIIN 00-471-8529) is a reducer, tube in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 3 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.
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 |
|---|---|
| NOMINAL OVERALL LENGTH CWFR | INCHES 1.750 |
| THREAD CLASS AAJD | 3A |
| NOMINAL THREAD SIZE CQJX | SECOND END INCHES 1.062 |
| SEAT ANGLE CQRB | FIRST END DEGREES 12.0 |
| SEAT ANGLE CQRB | SECOND END DEGREES 12.0 |
| CONNECTION TYPE AWLS | FIRST END THREADED EXTERNAL TUBE |
| MATERIAL MATT | OVERALL ALUMINUM |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL FED SPEC SINGLE MATERIAL RESPONSE QQ-A-225,T6 OR T62 OR T851 QQ-A-225 |
| OPERATING PRESSURE CQQF | SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 1500.0 |
| MAXIMUM OPERATING TEMP AEHZ | SINGLE RESPONSE CELSIUS 135.0 |
| SURFACE TREATMENT SFTT | OUTSIDE ANODIZE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | INSIDE MIL SPEC SINGLE TREATMENT RESPONSE -IL-A-8625,TY2,CL 1 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OUTSIDE MIL SPEC SINGLE TREATMENT RESPONSE -IL-A-8625,TY2,CL 1 |
| THREAD SERIES DESIGNATOR THSD | FIRST END UNIFIED NATIONAL JOINT (UNJ) |
| SURFACE TREATMENT SFTT | INSIDE ANODIZE |
| CONNECTION STYLE AHNC | — |
| THREAD SERIES DESIGNATOR THSD | SECOND END UNIFIED NATIONAL JOINT (UNJ) |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED CWFD | FIRST END INCHES 1.000 |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED CWFD | SECOND END INCHES 0.750 |
| REDUCER TYPE ACSP | CONCENTRIC |
| NOMINAL THREAD SIZE CQJX | FIRST END INCHES 1.312 |
| CONNECTION TYPE AWLS | SECOND END THREADED EXTERNAL TUBE |
| THREAD QUANTITY PER INCH CMLP | 12 |
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 |
|---|---|---|
| 205-076-293-001 | 97499 | BELL TEXTRON INC |
| 205-076-293-1 | 97499 | BELL TEXTRON INC |
| 205-076-393-1 | 24434 | SKYLINE INDUSTRIES, 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
—
—
Last purchased
—
Purchase records
—
Total demand
—
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.
No related contract actions on record.
Demand history
Every solicitation we've indexed for this NSN, open and closed — 1 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A5-27-T-1531 | Oct 21, 2026 | Nov 2, 2026 | 1 | Expired | View at DIBBS → |
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.
- Full methodology →
Cite this page
Citation
NSN Explorer. "REDUCER,TUBE." nsnexplorer.com, https://nsnexplorer.com/nsn/4730-00-471-8529/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4730-00-471-8529/