The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-01-303-5929, 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 L-3 Communications Westwood Corporation Dba Edi Division Div Tano Division. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 4520-01-303-5929 |
| Primary Part Number | 4705A1049-5 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | L-3 Communications Westwood Corporation Dba Edi Division Div Tano Division |
| Status | ACTIVE |
| Body Style | STRIP ELEMENT |
| Element Connection Style | STUD TYPE |
| Features Provided | DETACHABLE LEADS |
| Mounting Method Style | SLOT OR HOLE TYPE MOUNTING FACILITY |
| Heat Quantity | 1 |
| Terminal Arrangement Style | PARALLEL AT ONE END EXCEPT ON 3/4 AND 1 INCH WIDTH IN |
| Element Radiation Spectrum | NONINFRARED |
| Material | ASBESTOS 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 |
|---|---|
| 337063 | L-3 Communications Westwood Corporation Dba Edi Division Div Tano Division (USA) |
| 4705A1049-5 PRIMARY | L-3 Communications Westwood Corporation Dba Edi Division Div Tano Division (USA) |
| Reference | Meaning |
|---|---|
| 33706 | C/1 Advisory reference — outside the item-of-supply concept L-3 Communications Westwood Corporation Dba Edi Division Div Tano Division |
| 4705A1049 | D/9 Drawing number reference only L-3 Communications Westwood Corporation Dba Edi Division Div Tano Division |
NSN 4520-01-303-5929 is a Heating Element,electrical,nonim, manufactured by L-3 Communications Westwood Corporation Dba Edi Division Div Tano Division, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-303-5929 has 2 manufacturer part numbers on file: 337063 (L-3 Communications Westwood Corporation Dba Edi Division Div Tano Division), 4705A1049-5 (L-3 Communications Westwood Corporation Dba Edi Division Div Tano Division).
4 possible matches (shared part number, not a government interchangeability claim): 4520-01-312-2477, 3110-01-441-3341, 5330-01-463-3572. Verify interchangeability with system specifications before substitution.
Key specifications for 4705A1049-5: Body Style: STRIP ELEMENT; Element Connection Style: STUD TYPE; Overall Length: 22.500 INCHES NOMINAL IN; Features Provided: DETACHABLE LEADS. 9 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.