The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-01-339-6519, 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 Tayco Engineering, Inc. Dba Tayco Engineering. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4520-01-339-6519 |
| Primary Part Number | 6-4241-1 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Tayco Engineering, Inc. Dba Tayco Engineering |
| Status | ACTIVE |
| Phase | THREE SINGLE VOLTAGE |
| Frequency in Hertz | 400.0 |
| Terminal Quantity | 3 |
| Length | 6.170 INCHES MINIMUM AND 6.230 INCHES MAXIMUM IN |
| Voltage in Volts and Current Type | 200.0 AC SINGLE VOLTAGE |
| Body Style | STANDARD ELEMENT |
| Maximum Wattage Rating in Watts | 33.0 SINGLE VOLTAGE |
| Terminal Length | 15.000 INCHES MINIMUM AND 15.500 INCHES MAXIMUM IN |
| Element Connection Style | WIRE LEAD |
| Material Document and Classification | MIL-P-46112 MIL SPEC SINGLE MATERIAL RESPONSE SHEATH |
| Heat Quantity | 1 |
| Watt Density Rating | 5.32 PER SQUARE INCH SINGLE VOLTAGE |
| Element Radiation Spectrum | NONINFRARED |
| Width | 0.970 INCHES MINIMUM AND 1.030 INCHES MAXIMUM IN |
| Material | PLASTIC POLYAMIDE NYLON SHEATH |
| 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 |
|---|---|
| AP3267-001 | Northrop Grumman Corp Electronic Systems Defensive System Div (USA) |
| 6-4241-1 PRIMARY | Tayco Engineering, Inc. Dba Tayco Engineering (USA) |
| Reference | Meaning |
|---|---|
| AP3267 | D/9 Drawing number reference only Northrop Grumman Corp Electronic Systems Defensive System Div |
NSN 4520-01-339-6519 is a Heating Element,electrical,nonim, manufactured by Tayco Engineering, Inc. Dba Tayco Engineering, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-339-6519 has 2 manufacturer part numbers on file: AP3267-001 (Northrop Grumman Corp Electronic Systems Defensive System Div), 6-4241-1 (Tayco Engineering, Inc. Dba Tayco Engineering).
1 possible match (shared part number, not a government interchangeability claim): 5961-01-517-5016. Verify interchangeability with system specifications before substitution.
Key specifications for 6-4241-1: Phase: THREE SINGLE VOLTAGE; Frequency in Hertz: 400.0; Terminal Quantity: 3; Length: 6.170 INCHES MINIMUM AND 6.230 INCHES MAXIMUM IN. 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.