Acquisition method (AMC)
3
FSC 4730 × FLANGE,PIPE
FLANGE,PIPE
4730-00-343-7904 FSC 4730
NSN 4730-00-343-7904 (also written 4730003437904; NIIN 00-343-7904) is a flange, pipe in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 4 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Aug 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 |
|---|---|
| FLANGE DIAMETER ABKK | INCHES NOMINAL 2.544 |
| FACE SEATING SURFACE CONDITION AKWE | GROUND |
| NOMINAL PIPE SIZE FOR WHICH DESIGNED ACSU | INCHES 1.542 |
| BEVEL DEPTH AJEF | INCHES NOMINAL 0.100 |
| FACE BEVEL ANGLE CQXL | RADIANS NOMINAL 20.0 |
| MATERIAL MATT | STEEL |
| STYLE DESIGNATOR STYL | — |
| THICKNESS ABNM | INCHES NOMINAL 0.075 |
| FLANGE SECTION STYLE AJEM | — |
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 |
|---|---|---|
| 4036095 | 11449 | TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP |
| 4036095 | 52661 | RTX CORPORATION DIV PRATT & WHITNEY |
| 4036095 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY |
| 4730PL0744926 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
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
—
Aug 20, 2026
Last purchased
1 · 1.0/yr
Purchase records
$5,368
Total demand
$5,368
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 20, 2026 | SPE4AX25D9424/SPE4AX26F394P ↗ | RTX CORPORATION DIV PRATT & WHITNEY | — | $5,368 |
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
RTX CORPORATION DIV PRATT & WHITNEY
last award Aug 2026
JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX
no award yet
no awards on record
Listed source RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY
no award yet
no awards on record
Listed source TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP
no award yet
no awards on record
Listed source RTX CORPORATION DIV PRATT & WHITNEY won the only award on record.
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 Nov 2, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-11-02.
- Full methodology →
Cite this page
Citation
NSN Explorer. "FLANGE,PIPE." nsnexplorer.com, https://nsnexplorer.com/nsn/4730-00-343-7904/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4730-00-343-7904/