The Hose,air Duct, cataloged under National Stock Number 4720-01-243-8497, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 4720-01-243-8497 |
| Primary Part Number | 501-5589766 ITEM 46 |
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Measuring Method and Length | 15.000 INCHES NOMINAL OVERALL IN |
| Material | RUBBER SINGLE PLY |
| 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 |
|---|---|
| 3140602 | Naval Sea Systems Command (USA) |
| 501-5589766 ITEM 46 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 501-5589766 ITE | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 4720-01-243-8497 is a Hose,air Duct, manufactured by Naval Sea Systems Command, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-243-8497 has 2 manufacturer part numbers on file: 3140602 (Naval Sea Systems Command), 501-5589766 ITEM 46 (Naval Sea Systems Command).
Key specifications for 501-5589766 ITEM 46: Measuring Method and Length: 15.000 INCHES NOMINAL OVERALL IN; Material: RUBBER SINGLE PLY. 2 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.