The Heater,duct Type,portable, cataloged under National Stock Number 4520-01-321-9231, 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 Accu-Therm Llc Div Aspeq Heating Group. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4520-01-321-9231 |
| Primary Part Number | 30-65A2 |
| Item Name | Heater,duct Type,portable |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Accu-Therm Llc Div Aspeq Heating Group |
| 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 |
|---|---|
| 30-65A2 PRIMARY | Accu-Therm Llc Div Aspeq Heating Group (USA) |
| Reference | Meaning |
|---|---|
| 422-30-65-A2 | 5/9 Secondary reference Accu-Therm Llc Div Aspeq Heating Group |
NSN 4520-01-321-9231 is a Heater,duct Type,portable, manufactured by Accu-Therm Llc Div Aspeq Heating Group, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-321-9231 has 1 manufacturer part number on file: 30-65A2 (Accu-Therm Llc Div Aspeq Heating Group).
Key specifications for 30-65A2: Special Features: HR2, TI 6330.5 ASDE-3, VOL 3, SEC 8, PG 3-8-9; End Item Identification: ARTS2A. 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 4520-01-321-9231 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.