The Terminal,ventilation Duct, cataloged under National Stock Number 4520-00-778-3695, 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 Astec Industries Inc Div Astec Ind.. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-00-778-3695 |
| Primary Part Number | 061069 |
| Item Name | Terminal,ventilation Duct |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Astec Industries Inc Div Astec Ind. |
| Status | ACTIVE |
| Damper | NOT INCLUDED |
| End Attachment Diameter | 29.000 INCHES NOMINAL IN |
| 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 |
|---|---|
| 061069 PRIMARY | Astec Industries Inc Div Astec Ind. (USA) |
| A857-363W | Astec Industries Inc Div Astec Ind. (USA) |
| Reference | Meaning |
|---|---|
| 857-363 | C/1 Advisory reference — outside the item-of-supply concept Minnpar, Llc Dba Minnpar |
| A857-363W | C/1 Advisory reference — outside the item-of-supply concept Minnpar, Llc Dba Minnpar |
| 857-363 | 5/9 Secondary reference Barber-Greene Co |
| A857-363W | 5/9 Secondary reference Barber-Greene Co |
NSN 4520-00-778-3695 is a Terminal,ventilation Duct, manufactured by Astec Industries Inc Div Astec Ind., classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-00-778-3695 has 2 manufacturer part numbers on file: 061069 (Astec Industries Inc Div Astec Ind.), A857-363W (Astec Industries Inc Div Astec Ind.).
Key specifications for 061069: Damper: NOT INCLUDED; End Item Identification: 3895009368613 MIXING PLANT,ASPHALT; End Attachment Diameter: 29.000 INCHES NOMINAL IN. 2 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.