The Restrictor Unit,fluid Flow, cataloged under National Stock Number 4730-01-683-8370, 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 Radwell International Llc. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 4730-01-683-8370 |
| Primary Part Number | DMGS-SMS41 |
| Item Name | Restrictor Unit,fluid Flow |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Radwell International Llc |
| Status | ACTIVE |
| Pressure Rating | 3000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| Width Across Flats | 0.75 INCHES NOMINAL IN |
| End Connection Component Type and Size for Which Designed | MALE THREADED |
| Thread Series | NPT ALL CONNECTIONS |
| Thread Direction | RIGHT-HAND FIRST CONNECTION |
| Thread Size Designator | 0.25 ALL CONNECTIONS |
| Material | ALUMINUM BODY |
| Material | ALUMINUM OVERALL |
| 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 |
|---|---|
| DMGS-SMS41 | Radwell International Llc (USA) |
| Reference | Meaning |
|---|---|
| DMGS-SMS41 | 3/9 Design control — primary reference Delaware Manufacturing Industries Corporation |
NSN 4730-01-683-8370 is a Restrictor Unit,fluid Flow, manufactured by Radwell International Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-683-8370 has 1 manufacturer part number on file: DMGS-SMS41 (Radwell International Llc).
Key specifications for DMGS-SMS41: Pressure Rating: 3000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; Width Across Flats: 0.75 INCHES NOMINAL IN; End Connection Component Type and Size for Which Designed: MALE THREADED; Thread Series: NPT ALL CONNECTIONS. 8 specifications are documented in the U.S. Government catalog.
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.