Acquisition method (AMC)
1
FSC 4730 × FLANGE,PIPE
FLANGE,PIPE
4730-01-287-0446 FSC 4730
NSN 4730-01-287-0446 (also written 4730012870446; NIIN 01-287-0446) is a flange, pipe in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 2 manufacturer part numbers from 1 supplier 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 as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
G
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC G: the government has a complete data package and the rights to use it. 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 |
|---|---|
| BOLT CIRCLE DIAMETER ABKG | INCHES NOMINAL 9.500 |
| FLANGE DIAMETER ABKK | INCHES NOMINAL 11.000 |
| RECESS DIAMETER ABMD | INCHES NOMINAL 6.682 |
| THICKNESS ABNM | INCHES NOMINAL 0.812 |
| NOMINAL PIPE SIZE FOR WHICH DESIGNED ACSU | INCHES 6.000 |
| BOLT HOLE QUANTITY AECS | 8 |
| BOLT HOLE DIAMETER AHNX | INCHES NOMINAL 0.875 |
| NECK HEIGHT AJEG | INCHES NOMINAL 0.876 |
| FLANGE SECTION STYLE AJEM | — |
| FACE SEATING SURFACE CONDITION AKWE | MACHINED |
| MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED CRWH | FAHRENHEIT GAS 180.0 AND FAHRENHEIT OIL 180.0 AND FAHRENHEIT WATER 180.0 |
| MATERIAL MATT | COPPER ALLOY |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | MIL SPEC SINGLE MATERIAL RESPONSE -IL-C-15726,CO- 90-10,COND SOFT |
| OPERATING PRESSURE AND TYPE PRTY | LOCATION NOT OTHERWISE SPECIFIED POUNDS PER SQUARE INCH (PSI) GAS MAXIMUM REQUIRED 200.0 AND POUNDS PER SQUARE INCH (PSI) OIL MAXIMUM REQUIRED 200.0 AND POUNDS PER SQUARE INCH (PSI) WATER MAXIMUM REQUIRED 200.0 |
| STYLE DESIGNATOR STYL | — |
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 |
|---|---|---|
| 810-4715319 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 810-4715319,6IN,FIG 2-C,IT-17 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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
$1,936.10
Purchases
1
Total spend
$3,872
Aug 27, 2026
Last purchased
2 · 2.0/yr
Purchase records
$7,744
Total demand
$1,936.10
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Aug 27, 2026 | 2 | $1,936.10 | $3,872 | BEC SYSTEMS LLC DBA BEC MACHINE PRODUCTS (0JC12) | Unknown | Source ↗ |
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 27, 2026 | SPE7M326V4351 ↗ | BEC SYSTEMS LLC DBA BEC MACHINE PRODUCTS | — | $3,872 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 2 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
Buying rhythm
How often does the government buy this item, and how long since the last time? Every solicitation and award on one line.
- Solicitation posted
- Award made
Dot size shows quantity. A faint bar joins a solicitation to the award made against it.
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
BEC SYSTEMS LLC DBA BEC MACHINE PRODUCTS
last award Aug 2026
NAVAL SHIP SYSTEMS COMMAND
no award yet
no awards on record
Listed source BEC SYSTEMS LLC DBA BEC MACHINE PRODUCTS won the only award on record. BEC SYSTEMS LLC DBA BEC MACHINE PRODUCTS won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M3-26-T-9229 | Sep 18, 2026 | Oct 1, 2026 | 2 | Expired | View at DIBBS → |
| SPE7M3-26-T-8248 | Aug 14, 2026 | Aug 24, 2026 | 2 | 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 10, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-28.
- Full methodology →
Cite this page
Citation
NSN Explorer. "FLANGE,PIPE." nsnexplorer.com, https://nsnexplorer.com/nsn/4730-01-287-0446/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4730-01-287-0446/