The Hose,air Duct, cataloged under National Stock Number 4720-01-033-0598, 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 13 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-033-0598 |
| Primary Part Number | FLX100108006804 |
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Flexfab Llc |
| Status | ACTIVE |
| Measuring Method and Length | 17.000 INCHES NOMINAL OVERALL IN |
| Connection Style | ROUND FIRST END |
| Connection Type | SOFT FIRST END |
| Style Designator | FULLY CONVOLUTED W/ WIRE RINGS BETWEEN CONVOLUTIONS |
| Cross-Sectional Shape Style | ROUND |
| Wall Thickness | 0.035 INCHES NOMINAL IN |
| Inside Diameter | 1.000 INCHES NOMINAL FIRST END IN |
| End Overall Length | 1.000 INCHES NOMINAL FIRST END IN |
| End Inside Diameter | 1.000 INCHES NOMINAL FIRST END IN |
| Material | STEEL REINFORCING WIRE |
| Material | FIBERGLASS AND RUBBER SYNTHETIC SECOND PLY |
| Material | FIBERGLASS AND RUBBER SILICONE CLASS Q COVER |
| Material | FIBERGLASS AND RUBBER SYNTHETIC FIRST 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 |
|---|---|
| FLX100108006804 PRIMARY | Flexfab Llc (USA) |
| Reference | Meaning |
|---|---|
| 582R734 | D/9 Drawing number reference only U.S. Government activity |
| 0206-0100-0120 | 5/9 Secondary reference Flexible Technologies Inc |
| 582R734H01 | 5/2 Secondary reference U.S. Government activity |
NSN 4720-01-033-0598 is a Hose,air Duct, manufactured by Flexfab Llc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-033-0598 has 1 manufacturer part number on file: FLX100108006804 (Flexfab Llc).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-044-5081. Verify interchangeability with system specifications before substitution.
Key specifications for FLX100108006804: Measuring Method and Length: 17.000 INCHES NOMINAL OVERALL IN; Connection Style: ROUND FIRST END; Connection Type: SOFT FIRST END; Style Designator: FULLY CONVOLUTED W/ WIRE RINGS BETWEEN CONVOLUTIONS. 13 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.