The Hose,air Duct, cataloged under National Stock Number 4720-00-816-2149, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Arrowhead Products Corp. Government technical data includes 16 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-816-2149 |
| Primary Part Number | 8AX1-5 |
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Arrowhead Products Corp |
| Status | ACTIVE |
| Hose Weight | 13.600 OUNCES PER LINEAR FOOT OZ |
| Measuring Method and Length | 58.000 INCHES NOMINAL OVERALL IN |
| Minimum Inside Bending Radius | 1.666 INCHES IN |
| Connection Type | PLAIN BOTH ENDS |
| Style Designator | HELICALLY WOUND CONTINOUS WIRE SUPPORTED |
| Cross-Sectional Shape Style | ROUND |
| Wall Thickness | 0.100 INCHES MAXIMUM IN |
| Operating Pressure | 5.0 POUNDS PER SQUARE INCH (PSI) NOMINAL EXTERNAL LBS |
| Features Provided | OZONE RESISTANT |
| Specification/standard Data | 81349-MIL-H-62028 GOVERNMENT SPECIFICATION |
| Nondefinitive Spec/std Data | 2 CLASS AND 2 TYPE |
| Inside Diameter | 5.000 INCHES NOMINAL FIRST END IN |
| Material | FIBERGLASS AND RUBBER CHLOROPRENE CLASS CR SECOND PLY |
| Material | STEEL REINFORCING WIRE |
| Material | FIBERGLASS AND RUBBER CHLOROPRENE CLASS CR THIRD PLY |
| Material | FIBERGLASS AND RUBBER CHLOROPRENE CLASS CR 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 |
|---|---|
| 8AX1-5 PRIMARY | Arrowhead Products Corp (USA) |
| 7986301 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 8AX1-5 | 5/9 Secondary reference Federal-Mogul Corp Chassis Products Div |
| 8AX1-5 | 3/9 Design control — primary reference U.S. Government activity |
| MIL-H-62028 | 4/1 Identification reference U.S. Government activity |
NSN 4720-00-816-2149 is a Hose,air Duct, manufactured by Arrowhead Products Corp, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-816-2149 has 2 manufacturer part numbers on file: 8AX1-5 (Arrowhead Products Corp), 7986301 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8AX1-5: Hose Weight: 13.600 OUNCES PER LINEAR FOOT OZ; Measuring Method and Length: 58.000 INCHES NOMINAL OVERALL IN; Minimum Inside Bending Radius: 1.666 INCHES IN; Connection Type: PLAIN BOTH ENDS. 16 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.