The Heating Element,electrical,immer, cataloged under National Stock Number 2590-00-877-4987, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2590-00-877-4987 |
| Item Name | Heating Element,electrical,immer |
| FSC / FSG | 2590 / 25 — Miscellaneous Vehicular Components |
| Status | ACTIVE |
| Phase | NOT RATED SINGLE VOLTAGE |
| Terminal Quantity | 2 |
| Length | 6.000 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 120.0 AC SINGLE VOLTAGE |
| Body Style | TUBULAR, SCREW TYPE |
| Maximum Wattage Rating in Watts | 1000.0 SINGLE VOLTAGE |
| Mounting Facility Length | 1.000 INCHES NOMINAL IN |
| Element Connection Style | TERMINAL SCREW |
| Mounting Method Style | SCREW PLUG OR BUSHING TYPE MOUNTING FACILITY |
| Nominal Thread Size | 0.164 INCHES SCREW IN |
| Heat Quantity | 1 |
| Element Radiation Spectrum | NONINFRARED |
| Material | COPPER SHEATH |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW |
| Thread Quantity | 32.0 PER INCH SCREW |
| Element Quantity | 2 |
| 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 |
|---|---|
| HF6C | 3/2 Design control — primary reference U.S. Government activity |
NSN 2590-00-877-4987 is a Heating Element,electrical,immer, classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 3120-00-995-6895. Verify interchangeability with system specifications before substitution.
Key specifications for 2590-00-877-4987: Phase: NOT RATED SINGLE VOLTAGE; Terminal Quantity: 2; Length: 6.000 INCHES NOMINAL IN; Voltage in Volts and Current Type: 120.0 AC SINGLE VOLTAGE. 16 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.