The Hose,air Duct, cataloged under National Stock Number 4720-00-307-7994, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Flexfab Llc. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-307-7994 |
| Primary Part Number | FLX1501128240 |
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Flexfab Llc |
| Status | ACTIVE |
| Measuring Method and Length | 60.000 INCHES NOMINAL OVERALL IN |
| Connection Type | PLAIN BOTH ENDS |
| Style Designator | HELICALLY WOUND CONTINOUS WIRE SUPPORTED |
| Cross-Sectional Shape Style | ROUND |
| Features Provided | THERMAL INSULATED |
| Inside Diameter | 16.000 INCHES NOMINAL FIRST END IN |
| Material | COTTON FIRST PLY |
| Material | STEEL REINFORCING WIRE |
| Material | 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 |
|---|---|
| FLX1501128240 PRIMARY | Flexfab Llc (USA) |
| 1885222 | L3 Technologies, Inc. Div Communication Systems-East (USA) |
| AS38386A1D005H PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AS38386A1D005H | 5/9 Secondary reference U.S. Government activity |
| 1885222 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Simulation Training & Support |
| AS38386 | 5/9 Secondary reference U.S. Government activity |
| SAE-AS38386 | 3/1 Design control — primary reference Sae International Dba Sae International |
| M38386A1D005 | 5/9 Secondary reference U.S. Government activity |
| FLX1501-128-240 | 5/9 Secondary reference Flexfab Llc |
| MIL-D-38386 | 5/9 Secondary reference U.S. Government activity |
| AS38386 | 5/9 Secondary reference Sae International Dba Sae International |
NSN 4720-00-307-7994 is a Hose,air Duct, manufactured by Flexfab Llc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-307-7994 has 3 manufacturer part numbers on file: FLX1501128240 (Flexfab Llc), 1885222 (L3 Technologies, Inc. Div Communication Systems-East), AS38386A1D005H (Sae International Dba Sae International).
7 possible matches (shared part number, not a government interchangeability claim): 4720-00-618-4468, 4720-00-808-4784, 4720-00-859-1402. Verify interchangeability with system specifications before substitution.
Key specifications for FLX1501128240: Measuring Method and Length: 60.000 INCHES NOMINAL OVERALL IN; Connection Type: PLAIN BOTH ENDS; Style Designator: HELICALLY WOUND CONTINOUS WIRE SUPPORTED; Cross-Sectional Shape Style: ROUND. 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.