Acquisition method (AMC)
1
FSC 4730 × RESTRICTOR UNIT,FLUID FLOW
RESTRICTOR UNIT,FLUID FLOW
4730-01-523-2646 FSC 4730
NSN 4730-01-523-2646 (also written 4730015232646; NIIN 01-523-2646) is a restrictor unit, fluid flow in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 2 manufacturer part numbers from 1 supplier 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 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 |
|---|---|
| MATERIAL MATT | BODY COPPER ALLOY 706 |
| CRITICALITY CODE JUSTIFICATION CRTL | FEAT |
| FLOW RATE AND FLUID TYPE CWRR | GALLONS PER MINUTE WATER 157.0 |
| SPECIAL FEATURES FEAT | WEAPON SYSTEM ESSENTIAL; 18 PLATES WITH 25 .375" DIAMETER AND ONE WITH .438" DIAMETER HOLES; 5" NPS C.O.R.D. BODY WITH 3" NPS REDUCING FLANGES |
| END CONNECTION SIMILARITY AXAL | IDENTICAL |
| PRESSURE RATING BGST | POUNDS PER SQUARE INCH (PSI) NOMINAL 150.0 |
| OVERALL LENGTH ABHP | INCHES NOMINAL 18.830 |
| OPERATING TEMP RANGE AFGA | FAHRENHEIT -32.0 TO 122.0 |
| END ITEM IDENTIFICATION AGAV | SHIP C.O.R.D. |
| ORIFICE DIAMETER AMSF | INCHES NOMINAL 0.375 |
| DESIGN TYPE APGF | STRAIGHT |
| END CONNECTION TYPE AWZY | ALL CONNECTIONS BUTT WELD |
| VALVE SIZE CCFG | INCHES 3.000 |
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 |
|---|---|---|
| 502-7526175 ASSY A1 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 7526175 | 53711 | NAVAL SEA 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
—
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 | |
|---|---|---|---|---|---|
| SPE7L1-26-Q-1447 | Aug 5, 2026 | Aug 17, 2026 | 1 | Cancelled | 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.
- Full methodology →
Cite this page
Citation
NSN Explorer. "RESTRICTOR UNIT,FLUID FLOW." nsnexplorer.com, https://nsnexplorer.com/nsn/4730-01-523-2646/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4730-01-523-2646/