The Restrictor Unit,fluid Flow, cataloged under National Stock Number 4730-01-516-9728, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Eaton Corporation Dba Jackson Plant. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Restrictor Unit,fluid Flow |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Eaton Corporation Dba Jackson Plant (CAGE 60285) |
| Parameter | Value |
|---|---|
| NSN | 4730-01-516-9728 |
| Primary Part Number | FF1980-016-0404 |
| Item Name | Restrictor Unit,fluid Flow |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Eaton Corporation Dba Jackson Plant |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| FF1980-016-0404 PRIMARY | Eaton Corporation Dba Jackson Plant (USA) |
| Reference | Meaning |
|---|---|
| L9668-111-057 | 3/1 Design control — primary reference U.S. Government activity |
| L9668-111-057-03 | 5/2 Secondary reference U.S. Government activity |
NSN 4730-01-516-9728 is a Restrictor Unit,fluid Flow, manufactured by Eaton Corporation Dba Jackson Plant, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-516-9728 has 1 manufacturer part number on file: FF1980-016-0404 (Eaton Corporation Dba Jackson Plant).
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-516-9737, 4730-01-517-2265. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.