The Air Duct,special, cataloged under National Stock Number 4520-01-056-5034, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Carrier Corp. 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 | 4520-01-056-5034 |
| Primary Part Number | 8004679-2 |
| Item Name | Air Duct,special |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Carrier Corp |
| Status | ACTIVE |
| 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 |
|---|---|
| 8004679-2 PRIMARY | Carrier Corp (USA) |
NSN 4520-01-056-5034 is a Air Duct,special, manufactured by Carrier Corp, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-056-5034 has 1 manufacturer part number on file: 8004679-2 (Carrier Corp).
Key specifications for 8004679-2: End Item Identification: USED ON ANGRT21 EQUIPMENT. 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.
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.