The Hose,air Duct, cataloged under National Stock Number 4720-00-884-4002, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Flexible Technologies Inc. Government technical data includes 17 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-884-4002 |
| Primary Part Number | FT9742 |
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Flexible Technologies Inc |
| Status | ACTIVE |
| Measuring Method and Length | 6.750 INCHES NOMINAL OVERALL IN |
| Minimum Inside Bending Radius | 0.250 INCHES IN |
| Connection Style | ROUND BOTH ENDS |
| Connection Type | SOFT BOTH ENDS |
| Style Designator | HELICALLY WOUND CONTINOUS WIRE SUPPORTED |
| Material Document and Classification | QQ-W-423,FORM 1,COMP 302,COND 3 FED SPEC SINGLE MATERIAL RESPONSE SECOND PLY |
| Cross-Sectional Shape Style | ROUND |
| Operating Pressure | 16.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Specification/standard Data | 81349-MIL-H-8796 GOVERNMENT SPECIFICATION |
| Nondefinitive Spec/std Data | 2 TYPE AND 2 CLASS |
| Inside Diameter | 1.000 INCHES NOMINAL FIRST END IN |
| End Overall Length | 2.250 INCHES NOMINAL BOTH ENDS IN |
| End Inside Diameter | 1.000 INCHES NOMINAL BOTH ENDS IN |
| Material | FIBERGLASS AND RUBBER CHLOROPRENE CLASS CR SECOND PLY |
| Material | FIBERGLASS AND RUBBER CHLOROPRENE CLASS CR FIRST PLY |
| Material | RUBBER CHLOROPRENE CLASS CR REINFORCING WIRE |
| Material | STEEL REINFORCING CORD |
| 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 |
|---|---|
| FT9742 PRIMARY | Flexible Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| SAE-AS8796 | 3/1 Design control — primary reference Sae International Dba Sae International |
| MIL-H-8796 | 5/9 Secondary reference U.S. Government activity |
| FT9742 | 5/2 Secondary reference U.S. Government activity |
NSN 4720-00-884-4002 is a Hose,air Duct, manufactured by Flexible Technologies Inc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-884-4002 has 1 manufacturer part number on file: FT9742 (Flexible Technologies Inc).
Key specifications for FT9742: Measuring Method and Length: 6.750 INCHES NOMINAL OVERALL IN; Minimum Inside Bending Radius: 0.250 INCHES IN; Connection Style: ROUND BOTH ENDS; Connection Type: SOFT BOTH ENDS. 17 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.