The Heater,space,electric, cataloged under National Stock Number 4520-01-501-0288, 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 Graybar Electric Company, Inc. Dba Graybar Electric. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-501-0288 |
| Primary Part Number | D-AH2001A |
| Item Name | Heater,space,electric |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Graybar Electric Company, Inc. Dba Graybar Electric |
| 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 |
|---|---|
| D-AH2001A PRIMARY | Graybar Electric Company, Inc. Dba Graybar Electric (USA) |
| Reference | Meaning |
|---|---|
| M460072 | 5/9 Secondary reference Qualimetrics Inc |
| M460072 | 5/9 Secondary reference U S Dept of Transportation Federal Aviation Administration |
| D-AH2001A | 5/9 Secondary reference Qualimetrics Inc |
NSN 4520-01-501-0288 is a Heater,space,electric, manufactured by Graybar Electric Company, Inc. Dba Graybar Electric, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-501-0288 has 1 manufacturer part number on file: D-AH2001A (Graybar Electric Company, Inc. Dba Graybar Electric).
Key specifications for D-AH2001A: Special Features: NOMENCLATURE HEATER ASSY 120V 200W V; End Item Identification: AUTOMATED WEATHER SENSORS SYSTEM (AWSS). 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.