The Hose Assembly,air Duct, cataloged under National Stock Number 4720-01-079-3307, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Flexfab Llc. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-01-079-3307 |
| Primary Part Number | RAD-2002 |
| Item Name | Hose Assembly,air Duct |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Flexfab Llc |
| Status | ACTIVE |
| Measuring Method and Length | 120.000 INCHES NOMINAL OVERALL IN |
| Minimum Inside Bending Radius | 5.000 INCHES IN |
| Connection Type | COUPLING BOTH ENDS |
| Style Designator | HELICALLY WOUND CONTINOUS WIRE SUPPORTED |
| Coupling Style | EXTERNAL COUPLING CLAMP-LOCKING BOTH ENDS |
| Cross-Sectional Shape Style | ROUND |
| Operating Pressure | 3.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Features Provided | STOWAGE DEVICE AND ABRASION RESISTANT |
| Inside Diameter | 5.000 INCHES NOMINAL FIRST END IN |
| Material | COTTON FIRST PLY |
| Material | COTTON COVER |
| Material | STEEL REINFORCING WIRE |
| 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 |
|---|---|
| RAD-2002 PRIMARY | Flexfab Llc (USA) |
| Reference | Meaning |
|---|---|
| SM-A-775923 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 4720-01-079-3307 is a Hose Assembly,air Duct, manufactured by Flexfab Llc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-079-3307 has 1 manufacturer part number on file: RAD-2002 (Flexfab Llc).
Key specifications for RAD-2002: Measuring Method and Length: 120.000 INCHES NOMINAL OVERALL IN; Minimum Inside Bending Radius: 5.000 INCHES IN; Connection Type: COUPLING BOTH ENDS; Style Designator: HELICALLY WOUND CONTINOUS WIRE SUPPORTED. 12 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.