Acquisition method (AMC)
3
FSC 4730 × EXPANSION JOINT,PIPE
EXPANSION JOINT,PIPE
4730-01-277-7699 FSC 4730
NSN 4730-01-277-7699 (also written 4730012777699; NIIN 01-277-7699) is an expansion joint, pipe in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 3 manufacturer part numbers from 1 supplier are on record. It was last purchased in Sep 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)
D
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. 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 PIPE SIZE DESIGNATION AAGN | INCHES 4.000 |
| OVERALL LENGTH ABHP | INCHES NOMINAL 6.000 |
| BOLT CIRCLE DIAMETER ABKG | INCHES NOMINAL 7.500 |
| BOLT HOLE QUANTITY AECS | 8 |
| BOLT HOLE DIAMETER AHNX | INCHES NOMINAL 0.750 |
| FLANGE OUTSIDE DIAMETER AHTC | INCHES NOMINAL 9.000 |
| DESIGN TYPE APGF | SPOOL |
| JOINT TYPE AQNE | SINGLE |
| END CONNECTION TYPE AWZY | FLANGED |
| WORKING PRESSURE RATING CFQK | POUNDS PER SQUARE INCH (PSI) NOMINAL 250.0 |
| TRAVERSE MAXIMUM LENGTH CHLT | INCHES 0.750 |
| SPECIAL FEATURES FEAT | BUTYL RUBBER WITH NEOPRENE COVER |
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 |
|---|---|---|
| 1015-4 | 02378 | GENERAL RUBBER LLC DBA GENERAL RUBBER CORP |
| 1015-4 BN | 02378 | GENERAL RUBBER LLC DBA GENERAL RUBBER CORP |
| 1101-0040-060-OBN | 02378 | GENERAL RUBBER LLC DBA GENERAL RUBBER CORP |
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
$428.32
Purchases
1
Total spend
$1,285
Sep 23, 2026
Last purchased
2 · 2.0/yr
Purchase records
$2,570
Total demand
$428.32
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 23, 2026 | 3 | $428.32 | $1,285 | LARKOS PACKING AND DISTRIBUTION INC. (6PZL1) | 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 |
|---|---|---|---|---|
| Sep 23, 2026 | SPE7M326V4757 ↗ | LARKOS PACKING AND DISTRIBUTION INC. | — | $1,285 |
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.
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
LARKOS PACKING AND DISTRIBUTION INC.
last award Sep 2026
GENERAL RUBBER LLC DBA GENERAL RUBBER CORP
no award yet
no awards on record
Listed source LARKOS PACKING AND DISTRIBUTION INC. won the only award on record. LARKOS PACKING AND DISTRIBUTION INC. won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M3-26-T-9174 | Sep 17, 2026 | Sep 28, 2026 | 3 | 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: 2026-10-05.
- Full methodology →
Cite this page
Citation
NSN Explorer. "EXPANSION JOINT,PIPE." nsnexplorer.com, https://nsnexplorer.com/nsn/4730-01-277-7699/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/4730-01-277-7699/