The Restrictor Unit,fluid Flow, cataloged under National Stock Number 4730-00-571-9343, 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 Empire Manufacturing Corp. Div Empire Mfg. Corporation. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Restrictor Unit,fluid Flow |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Empire Manufacturing Corp. Div Empire Mfg. Corporation (CAGE 33574); Hamilton Sundstrand Corporation Dba Collins Aerospace (CAGE 73030) |
| Parameter | Value |
|---|---|
| NSN | 4730-00-571-9343 |
| Primary Part Number | 751180-1 |
| Item Name | Restrictor Unit,fluid Flow |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Empire Manufacturing Corp. Div Empire Mfg. Corporation |
| 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 |
|---|---|
| 751180-1 PRIMARY | Empire Manufacturing Corp. Div Empire Mfg. Corporation (USA) |
| 751180-1 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| Reference | Meaning |
|---|---|
| 751180 | D/9 Drawing number reference only Hamilton Sundstrand Corporation Dba Collins Aerospace |
NSN 4730-00-571-9343 is a Restrictor Unit,fluid Flow, manufactured by Empire Manufacturing Corp. Div Empire Mfg. Corporation, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-571-9343 has 2 manufacturer part numbers on file: 751180-1 (Empire Manufacturing Corp. Div Empire Mfg. Corporation), 751180-1 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
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.