The Hose,air Duct, cataloged under National Stock Number 4720-00-899-4318, 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 11 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-899-4318 |
| Primary Part Number | GEN200316001300 |
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Flexfab Llc |
| Status | ACTIVE |
| Measuring Method and Length | 3.250 INCHES NOMINAL OVERALL IN |
| Connection Style | ROUND FIRST END |
| Connection Type | PREFORMED FIRST END |
| Style Designator | SLEEVE SECTION |
| Cross-Sectional Shape Style | ROUND |
| Wall Thickness | 0.065 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN |
| Operating Pressure | 20.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Features Provided | OZONE RESISTANT |
| Inside Diameter | 2.000 INCHES NOMINAL FIRST END IN |
| End Overall Length | 0.167 INCHES NOMINAL FIRST END IN |
| End Inside Diameter | 2.000 INCHES NOMINAL FIRST END IN |
| 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 |
|---|---|
| 712398-2.00-13 | Arrowhead Products Corp (USA) |
| GEN200316001300 PRIMARY | Flexfab Llc (USA) |
| GEN2003-16-13 | Flexfab Llc (USA) |
| Reference | Meaning |
|---|---|
| C246-16-13 | 7/2 Vendor item drawing reference U.S. Government activity |
| 712398-2-00-13 | 5/9 Secondary reference Arrowhead Products Corp |
| 5006-16-13 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4720-00-899-4318 is a Hose,air Duct, manufactured by Flexfab Llc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-899-4318 has 3 manufacturer part numbers on file: 712398-2.00-13 (Arrowhead Products Corp), GEN200316001300 (Flexfab Llc), GEN2003-16-13 (Flexfab Llc).
Key specifications for GEN200316001300: Measuring Method and Length: 3.250 INCHES NOMINAL OVERALL IN; Connection Style: ROUND FIRST END; Connection Type: PREFORMED FIRST END; Style Designator: SLEEVE SECTION. 11 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.