The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-01-119-5057, 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 Sears, Roebuck and Co. Dba Sears Div Sears Commercial. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4520-01-119-5057 |
| Primary Part Number | 454926 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Sears, Roebuck and Co. Dba Sears Div Sears Commercial |
| Status | ACTIVE |
| Phase | SINGLE SINGLE VOLTAGE |
| Frequency in Hertz | 60.0 |
| Terminal Quantity | 2 |
| Length | 14.750 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 250.0 AC SINGLE VOLTAGE |
| Body Style | TUBULAR, RECTANGULAR |
| Maximum Wattage Rating in Watts | 3000.0 SINGLE VOLTAGE |
| Terminal Length | 0.781 INCHES NOMINAL IN |
| Element Connection Style | WIRE LEAD W/TERMINAL LUG |
| Mounting Method Style | TERMINAL MOUNTED |
| Heat Quantity | 3 |
| Element Radiation Spectrum | NONINFRARED |
| Width | 19.750 INCHES NOMINAL IN |
| Material | CHROMIUM AND IRON AND NICKEL ALLOY RESISTANCE WIRE EMBEDDING/SUPPORT INSULATION |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 454926 PRIMARY | Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA) |
| CH-2858 | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
| Reference | Meaning |
|---|---|
| 301444 | 5/9 Secondary reference Sears, Roebuck and Co. Dba Sears Div Sears Commercial |
| RP777 | 5/9 Secondary reference Rapro Inc |
| 458863 | C/1 Advisory reference — outside the item-of-supply concept Sears, Roebuck and Co. Dba Sears Div Sears Commercial |
NSN 4520-01-119-5057 is a Heating Element,electrical,nonim, manufactured by Sears, Roebuck and Co. Dba Sears Div Sears Commercial, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-119-5057 has 2 manufacturer part numbers on file: 454926 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial), CH-2858 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc).
2 possible matches (shared part number, not a government interchangeability claim): 3010-01-198-2638, 5930-01-632-4590. Verify interchangeability with system specifications before substitution.
Key specifications for 454926: Phase: SINGLE SINGLE VOLTAGE; Frequency in Hertz: 60.0; Terminal Quantity: 2; Length: 14.750 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.