The Hose Assembly,air Duct, cataloged under National Stock Number 4720-01-651-0799, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Hdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-01-651-0799 |
| Primary Part Number | H011110 |
| Item Name | Hose Assembly,air Duct |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Hdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc |
| Status | ACTIVE |
| Measuring Method and Length | 10.0 FEET NOMINAL OVERALL FT |
| 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 |
|---|---|
| H011110 PRIMARY | Hdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| H011110 | 3/9 Design control — primary reference Hdt Expeditionary Systems, Inc. |
NSN 4720-01-651-0799 is a Hose Assembly,air Duct, manufactured by Hdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-651-0799 has 1 manufacturer part number on file: H011110 (Hdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc).
Key specifications for H011110: Measuring Method and Length: 10.0 FEET NOMINAL OVERALL FT; Special Features: PVC DUCTING 10 FOOT X 14 INCH DUCT IN; Part Name Assigned by Controlling Agency: DUCTS, AIR. 1 specification is 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.