The Hose,air Duct,air Breathing, cataloged under National Stock Number 4720-01-067-7558, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Gentex Corp. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-067-7558 |
| Primary Part Number | G002-3620-01 |
| Item Name | Hose,air Duct,air Breathing |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Gentex Corp |
| Status | ACTIVE |
| FSC Application Data | OXYGEN BREATHING SYSTEM,AIRCRAFT |
| Measuring Method and Length | 13.500 INCHES NOMINAL OVERALL IN |
| Connection Style | ROUND SECOND END |
| Connection Style | ROUND FIRST END |
| Connection Type | PREFORMED SECOND END |
| Connection Type | PREFORMED FIRST END |
| Cross-Sectional Shape Style | ROUND |
| End Overall Length | 0.937 INCHES NOMINAL FIRST END IN |
| End Overall Length | 0.625 INCHES NOMINAL SECOND 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 |
|---|---|
| G002-3620-01 PRIMARY | Gentex Corp (USA) |
| Reference | Meaning |
|---|---|
| 00-5965-1 | 5/9 Secondary reference Avox Systems Inc Dba Avox Systems Inc |
| 249-06-4 | 5/9 Secondary reference Avox Systems Inc Dba Avox Systems Inc |
NSN 4720-01-067-7558 is a Hose,air Duct,air Breathing, manufactured by Gentex Corp, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-067-7558 has 1 manufacturer part number on file: G002-3620-01 (Gentex Corp).
Key specifications for G002-3620-01: FSC Application Data: OXYGEN BREATHING SYSTEM,AIRCRAFT; Measuring Method and Length: 13.500 INCHES NOMINAL OVERALL IN; Connection Style: ROUND SECOND END; Connection Style: ROUND FIRST END. 9 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.