# NSN 4730-01-485-7318: Restrictor Unit, Fluid Flow

NSN 4730-01-485-7318 (also written 4730014857318; NIIN 01-485-7318) is a restrictor unit, fluid flow in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 4 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4730-01-485-7318 (4730014857318)
- NIIN: 01-485-7318 (014857318)
- Item name: RESTRICTOR UNIT,FLUID FLOW
- Federal Supply Class: [FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings](https://nsnexplorer.com/fsc/4730/)
- Federal Supply Group: [FSG 47](https://nsnexplorer.com/group/47/)
- Acquisition method suffix code: AMSC G: the government has a complete data package and the rights to use it. (observed 2026-10-10)
- Acquisition method code: 2

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAJD | THREAD CLASS | 2B |
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | SECOND CONNECTION RIGHT-HAND |
| AAJF | THREAD DIRECTION | FIRST CONNECTION RIGHT-HAND |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 59.500 |
| ABVK | THREAD SIZE DESIGNATOR | 5/8-11 |
| AGAV | END ITEM IDENTIFICATION | VIRGINIA CLASS SSN (774) CASCADE ORIFICE |
| APGF | DESIGN TYPE | STRAIGHT |
| AXAL | END CONNECTION SIMILARITY | NOT IDENTICAL |
| BGST | PRESSURE RATING | POUNDS PER SQUARE INCH (PSI) MAXIMUM 700.0 |
| CFPS | END CONNECTION COMPONENT TYPE AND SIZE FOR WHICH DESIGNED | 1.50 INCH PIPE |
| CWRR | FLOW RATE AND FLUID TYPE | GALLONS PER MINUTE WATER 45.0 |
| FEAT | SPECIAL FEATURES | OPERATING TEMP IS 85 DEGREES F |
| MATT | MATERIAL | BODY COPPER ALLOY 706 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 2633-561-01 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 2633-561-01 ASSY 221 | 96169 | ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 801-6640811 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 801-6640811 ASSY 221 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730014857318&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730014857318
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/4730-01-485-7318/
JSON: https://nsnexplorer.com/api/nsn/4730-01-485-7318.json