The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-00-784-6190, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4520-00-784-6190 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Status | ACTIVE |
| FSC Application Data | AUTOMATIC FLIGHT CONTROL,AIRBORNE |
| Terminal Quantity | 4 |
| Body Style | STRIP ELEMENT |
| Hole or Slot Quantity | 4 |
| Terminal Length | 3.000 INCHES NOMINAL IN |
| Element Connection Style | WIRE LEAD |
| Mounting Method Style | SLOT OR HOLE TYPE MOUNTING FACILITY |
| Heat Quantity | 1 |
| Element Radiation Spectrum | NONINFRARED |
| Width | 1.100 INCHES NOMINAL IN |
| Hole Diameter | 0.099 INCHES MINIMUM AND 0.119 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 1-88614 | 3/9 Design control — primary reference Chromalox Inc Dba Chromalox Precision Heat and Control, Inc |
| 107B8376P1 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 4520-00-784-6190 is a Heating Element,electrical,nonim, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5962-01-321-0880, 4310-01-594-7681. Verify interchangeability with system specifications before substitution.
Key specifications for 4520-00-784-6190: FSC Application Data: AUTOMATIC FLIGHT CONTROL,AIRBORNE; Terminal Quantity: 4; Body Style: STRIP ELEMENT; Hole or Slot Quantity: 4. 11 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.