The Clamp,hose, cataloged under National Stock Number 4730-00-398-8015, 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 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-398-8015 |
| Primary Part Number | 254641-4 |
| Item Name | Clamp,hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions |
| Status | ACTIVE |
| Fastening Device Type | THUMB HEAD SCREW |
| Style Designator | BAND |
| Inside Diameter | 3.438 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| 254641-4 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| 4591P PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| SL4637PC110 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| SL4737PC110 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| SL4641PC110 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| SL4741PC110 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| Reference | Meaning |
|---|---|
| SL4637PC110 | 5/9 Secondary reference U.S. Government activity |
| SL4741PC110 | 5/9 Secondary reference U.S. Government activity |
| 254641-4 | 5/9 Secondary reference Siemens Energy, Inc. Dba Dresser-Rand |
| 254641-4 | 5/9 Secondary reference U.S. Government activity |
| 254641-4 | 5/9 Secondary reference U.S. Government activity |
| 4591P | 5/9 Secondary reference U.S. Government activity |
| SL4641PC110 | 5/9 Secondary reference U.S. Government activity |
| SL4737PC110 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-398-8015 is a Clamp,hose, manufactured by Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-398-8015 has 6 manufacturer part numbers on file: 254641-4 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions), 4591P (Curtiss-Wright Electro-Mechanical Corporation Div Epd), SL4637PC110 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), SL4737PC110 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), SL4641PC110 (Curtiss-Wright Electro-Mechanical Corporation Div Epd) and 1 more.
Key specifications for 254641-4: Fastening Device Type: THUMB HEAD SCREW; Style Designator: BAND; Inside Diameter: 3.438 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING OVERALL. 4 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.