The Adapter,straight,pipe to Hose, cataloged under National Stock Number 4730-01-386-3440, 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 Western Enterprises Div of Scott and Fetzer Co. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-386-3440 |
| Primary Part Number | 546 |
| Item Name | Adapter,straight,pipe to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Western Enterprises Div of Scott and Fetzer Co |
| Status | ACTIVE |
| Connection Style | BARBED OR BEADED (HOSE) SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Nominal Inside Diameter Hose Accommodated | 0.312 INCHES SECOND END IN |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Connection Type | UNTHREADED EXTERNAL HOSE SECOND END |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.125 INCHES FIRST END IN |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NPT FIRST END |
| 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 |
|---|---|
| 546 PRIMARY | Western Enterprises Div of Scott and Fetzer Co (USA) |
| Reference | Meaning |
|---|---|
| 215-4634818ITEM23 | 5/2 Secondary reference U.S. Government activity |
NSN 4730-01-386-3440 is a Adapter,straight,pipe to Hose, manufactured by Western Enterprises Div of Scott and Fetzer Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-386-3440 has 1 manufacturer part number on file: 546 (Western Enterprises Div of Scott and Fetzer Co).
Key specifications for 546: Connection Style: BARBED OR BEADED (HOSE) SECOND END; Connection Style: PLAIN (PIPE) FIRST END; Nominal Inside Diameter Hose Accommodated: 0.312 INCHES SECOND END IN; Connection Type: THREADED INTERNAL PIPE FIRST END. 9 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.