# NSN 4730-00-565-8483: Restrictor, Fluid Flow

NSN 4730-00-565-8483 (also written 4730005658483; NIIN 00-565-8483) is a restrictor, fluid flow in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 3 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4730-00-565-8483 (4730005658483)
- NIIN: 00-565-8483 (005658483)
- Item name: RESTRICTOR,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: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| MATT | MATERIAL | STEEL |
| SFTT | SURFACE TREATMENT | CADMIUM |
| ABRY | LENGTH | INCHES NOMINAL 0.312 |
| ABVK | THREAD SIZE DESIGNATOR | 1/4-20 |
| AFEW | THREAD PROVISION | LOCATION NOT OTHERWISE SPECIFIED THREADED |
| AASA | THREAD LENGTH | LOCATION NOT OTHERWISE SPECIFIED INCHES NOMINAL 0.312 |
| ABKV | OUTSIDE DIAMETER | INCHES NOMINAL 0.250 |
| AAJD | THREAD CLASS | 2A |
| AMSF | ORIFICE DIAMETER | INCHES NOMINAL 0.031 |
| APGF | DESIGN TYPE | TUBULAR |
| BZRR | THREAD SERIES | LOCATION NOT OTHERWISE SPECIFIED UNIFIED NATIONAL COARSE (UNC) |
| AGAV | END ITEM IDENTIFICATION | SIKORSKY CARGO TRANSPORT HELICOPTER, CH-54A AND CH-54B |
| AAJF | THREAD DIRECTION | LOCATION NOT OTHERWISE SPECIFIED RIGHT-HAND |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| SS4017 | 78286 | SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SS4017-7 | 78286 | SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SS4017-7 | 8F781 | STEVENS MANUFACTURING CO., INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-21 | [SPE7M326P1678](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730005658483) | RESTRICTOR, FLUID FL | — | $3,060.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730005658483&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730005658483
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- 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/4730-00-565-8483/
JSON: https://nsnexplorer.com/api/nsn/4730-00-565-8483.json