The Hose Assembly,air Duct,air Breat, cataloged under National Stock Number 4720-00-009-9480, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is David Clark Co Inc Div David Clark Company, Inc.. Government technical data includes 18 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-009-9480 |
| Primary Part Number | 16153G01 |
| Item Name | Hose Assembly,air Duct,air Breat |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | David Clark Co Inc Div David Clark Company, Inc. |
| Status | ACTIVE |
| FSC Application Data | HELMET,FLYING,HIGH ALTITUDE HGK19/T22S-4 |
| Measuring Method and Length | 36.688 INCHES NOMINAL OVERALL IN |
| Connection Type | COUPLING FIRST END |
| Connection Type | COUPLING SECOND END |
| Style Designator | HELICALLY WOUND CONTINOUS WIRE SUPPORTED |
| Coupling Style | PLAIN FLANGE SECOND END |
| Coupling Style | THREADED INTERNAL FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Wall Thickness | 0.250 INCHES NOMINAL IN |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Inside Diameter | 0.188 INCHES NOMINAL FIRST END IN |
| Surface Treatment | PASSIVATE SECOND END COUPLING |
| Thread Quantity Per Inch | 20 FIRST END |
| Material | STEEL REINFORCING WIRE |
| Material | RUBBER SILICONE CLASS Q FIRST PLY |
| Material | STEEL FIRST END COUPLING |
| Material | COTTON SECOND PLY |
| Thread Series Designator | UNF FIRST END |
| 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 |
|---|---|
| 16153G01 PRIMARY | David Clark Co Inc Div David Clark Company, Inc. (USA) |
NSN 4720-00-009-9480 is a Hose Assembly,air Duct,air Breat, manufactured by David Clark Co Inc Div David Clark Company, Inc., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-009-9480 has 1 manufacturer part number on file: 16153G01 (David Clark Co Inc Div David Clark Company, Inc.).
Key specifications for 16153G01: FSC Application Data: HELMET,FLYING,HIGH ALTITUDE HGK19/T22S-4; Measuring Method and Length: 36.688 INCHES NOMINAL OVERALL IN; Connection Type: COUPLING FIRST END; Connection Type: COUPLING SECOND END. 18 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.