The Lid,space Heater, cataloged under National Stock Number 4520-01-372-4425, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-372-4425 |
| Item Name | Lid,space Heater |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL STEEL, LID I/A/W DWG 5-13-4412, 20 GA, .0359 THK, O/A DIA 7.75. HANDLE I/A/W 5-13-4413 STEEL 14 GA, .075 THK. TAB I/A/W 5-13-4414 STEEL 14 GA. |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 5-13-4411 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4520-01-372-4425 is a Lid,space Heater, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
Key specifications for 4520-01-372-4425: General Characteristics Item Description: MATERIAL STEEL, LID I/A/W DWG 5-13-4412, 20 GA, .0359 THK, O/A DIA 7.75. HANDLE I/A/W 5-13-4413 STEEL 14 GA, .075 THK. TAB I/A/W 5-13-4414 STEEL 14 GA.; End Item Identification: USED ON RADIANT PORTABLE 45,000 BTU/HR SOLID OR LIQUID FUEL BURNING HEATERS. 1 specification is 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.