The Hose,air Duct, cataloged under National Stock Number 4720-01-570-7353, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Hollingsead International, Llc. 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 | 4720-01-570-7353 |
| Primary Part Number | 4777 |
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Hollingsead International, Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4777 PRIMARY | Hollingsead International, Llc (USA) |
NSN 4720-01-570-7353 is a Hose,air Duct, manufactured by Hollingsead International, Llc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-570-7353 has 1 manufacturer part number on file: 4777 (Hollingsead International, Llc).
Key specifications for 4777: Special Features: MID TERM PROGRAM, SLIPS OVER STAND PIPE ASSY; Part Name Assigned by Controlling Agency: DUCT; End Item Identification: AWACS NATO E3A AIRCRAFT. 0 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.
NSN 4720-01-570-7353 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.