The Clamp,hose, cataloged under National Stock Number 4730-00-409-0543, 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 Meggitt Aerospace Ltd T/a Meggitt Polymers and Composites. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-00-409-0543 |
| Primary Part Number | BA25450-9 |
| Item Name | Clamp,hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Meggitt Aerospace Ltd T/a Meggitt Polymers and Composites |
| Status | ACTIVE |
| Fastening Device Type | SELF-LOCKING HEXAGON NUT |
| Style Designator | BAND |
| Inside Diameter | 1.656 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING NUT |
| Material | STEEL BOLT |
| Material | STEEL CORROSION RESISTING BAND |
| 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 |
|---|---|
| BA25450-9 PRIMARY | Meggitt Aerospace Ltd T/a Meggitt Polymers and Composites (GBR) |
| Reference | Meaning |
|---|---|
| 99-6037852 | 6/9 Informative reference only U.S. Government activity |
NSN 4730-00-409-0543 is a Clamp,hose, manufactured by Meggitt Aerospace Ltd T/a Meggitt Polymers and Composites, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-409-0543 has 1 manufacturer part number on file: BA25450-9 (Meggitt Aerospace Ltd T/a Meggitt Polymers and Composites).
Key specifications for BA25450-9: Fastening Device Type: SELF-LOCKING HEXAGON NUT; Style Designator: BAND; Overall Width: 0.875 INCHES NOMINAL IN; Inside Diameter: 1.656 INCHES NOMINAL IN. 6 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.