FSC 4730 × EXPANSION JOINT,PIPE
EXPANSION JOINT,PIPE
4730-01-697-3078
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
Restricted — approved sources only, based on the latest AMSC/AMC on record.
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 |
|---|---|
| OVERALL LENGTH ABHP | INCHES NOMINAL 22.0 |
| BOLT HOLE QUANTITY AECS | 18 |
| END ITEM IDENTIFICATION AGAV | VENTILATION SYSTEM |
| BOLT HOLE DIAMETER AHNX | INCHES NOMINAL 0.8125 |
| FLANGE OUTSIDE DIAMETER AHTC | INCHES NOMINAL 17.625 |
| DESIGN TYPE APGF | BELLOWS |
| JOINT TYPE AQNE | DOUBLE |
| END CONNECTION TYPE AWZY | FLANGED |
| WORKING PRESSURE RATING CFQK | POUNDS PER SQUARE INCH (PSI) NOMINAL 23.0 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | EXPANSION JOINT ASSEMBLY |
| MATERIAL MATT | FLANGE STEEL COMP 316L |
| PROPRIETARY CHARACTERISTICS PRPY | PACS |
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 |
|---|---|---|
| D-24633 | 3XVQ0 | SENIOR OPERATIONS INC. DBA SENIOR FLEXONICS, PATHWAY DIVISION DIV PATHWAY DIVISION, OAK RIDGE SITE |
| D-24633 | 74713 | SENIOR OPERATIONS LLC DIV SENIOR FLEXONICS PATHWAY |
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.
Price history
What the government paid per unit
Fewer than two priced purchases on record — see the table below.
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 | |
|---|---|---|---|---|---|
| SPE7M3-26-T-7996 | Aug 7, 2026 | Aug 17, 2026 | 6 | 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.
- Contract action totals: USAspending, context only.
- Full methodology →