The Hose,air Duct, cataloged under National Stock Number 4720-01-355-0525, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-01-355-0525 |
| Primary Part Number | 6417205 |
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div |
| Status | ACTIVE |
| Hose Weight | 9.000 OUNCES PER LINEAR FOOT OZ |
| Measuring Method and Length | 360.000 INCHES NOMINAL OVERALL IN |
| Minimum Inside Bending Radius | 2.000 INCHES IN |
| Connection Type | PLAIN BOTH ENDS |
| Style Designator | HELICALLY WOUND CONTINOUS WIRE SUPPORTED |
| Cross-Sectional Shape Style | ROUND |
| Wall Thickness | 0.250 INCHES NOMINAL IN |
| Operating Pressure | 30.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Features Provided | ABRASION RESISTANT AND OIL RESISTANT AND SCUFF STRIP |
| Inside Diameter | 2.000 INCHES NOMINAL FIRST END IN |
| Material | STEEL REINFORCING WIRE |
| Material | RUBBER CHLOROPRENE CLASS CR AND COTTON COVER |
| Material | RUBBER CHLOROPRENE CLASS CR AND COTTON FIRST PLY |
| Material | RUBBER CHLOROPRENE CLASS CR AND COTTON SECOND 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 |
|---|---|
| 6417205 | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div (USA) |
| Reference | Meaning |
|---|---|
| CWC-4X | 3/2 Design control — primary reference U.S. Government activity |
NSN 4720-01-355-0525 is a Hose,air Duct, manufactured by Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-355-0525 has 1 manufacturer part number on file: 6417205 (Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div).
Key specifications for 6417205: Hose Weight: 9.000 OUNCES PER LINEAR FOOT OZ; Measuring Method and Length: 360.000 INCHES NOMINAL OVERALL IN; Minimum Inside Bending Radius: 2.000 INCHES IN; Connection Type: PLAIN BOTH ENDS. 14 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.