The Hose,air Duct, cataloged under National Stock Number 4720-01-302-7602, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is The Boeing Company Div Defense. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 — Hose and Flexible Tubing (FSG 47) |
| Manufacturers | Bae Systems (operations) Limited (CAGE U9143); The Boeing Company Div Defense (CAGE 76301) |
| Parameter | Value |
|---|---|
| NSN | 4720-01-302-7602 |
| Primary Part Number | 75A837638-2005 |
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 75A837638-2005 | Bae Systems (operations) Limited (GBR) |
| 75A837638-2005 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 75A837638 | 5/9 Secondary reference Bae Systems Plc |
| 75A837638 | 5/1 Secondary reference Bae Systems (operations) Limited |
| 75A837638 | 5/9 Secondary reference British Aerospace (military Aircraft & Aerostructures) |
| 75A837638-2005 | 5/9 Secondary reference British Aerospace (military Aircraft & Aerostructures) |
| 75A837638-2005 | 5/9 Secondary reference Bae Systems Plc |
NSN 4720-01-302-7602 is a Hose,air Duct, manufactured by The Boeing Company Div Defense, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-302-7602 has 2 manufacturer part numbers on file: 75A837638-2005 (Bae Systems (operations) Limited), 75A837638-2005 (The Boeing Company Div Defense).
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.