The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-00-148-0307, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-00-148-0307 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Status | ACTIVE |
| Phase | NOT RATED SINGLE VOLTAGE |
| Terminal Quantity | 2 |
| Voltage in Volts and Current Type | 120.0 AC SINGLE VOLTAGE |
| Horizontal Leg Length | 5.750 INCHES NOMINAL IN |
| Body Style | TUBULAR, CARTRIDGE TYPE TERMINAL |
| Maximum Wattage Rating in Watts | 1350.0 SINGLE VOLTAGE |
| Terminal Length | 0.750 INCHES NOMINAL IN |
| Vertical Leg Length | 7.375 INCHES NOMINAL IN |
| Element Connection Style | STUD TYPE |
| Nominal Thread Size | 0.500 INCHES STUD IN |
| Heat Quantity | 1 |
| Element Radiation Spectrum | NONINFRARED |
| Thread Series Designator | UNF STUD |
| Thread Quantity | 20.0 PER INCH STUD |
| Element Quantity | 1 |
| 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 |
|---|---|
| 153699 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4520-00-148-0307 is a Heating Element,electrical,nonim, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 3040-00-609-5213, 6750-01-427-1492, 2590-01-580-2684. Verify interchangeability with system specifications before substitution.
Key specifications for 4520-00-148-0307: Phase: NOT RATED SINGLE VOLTAGE; Terminal Quantity: 2; Voltage in Volts and Current Type: 120.0 AC SINGLE VOLTAGE; Horizontal Leg Length: 5.750 INCHES NOMINAL IN. 15 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.