The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-01-113-1728, 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 Tld Ace Corp Div Tld Ace. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4520-01-113-1728 |
| Primary Part Number | 1003765 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Tld Ace Corp Div Tld Ace |
| Status | ACTIVE |
| Phase | SINGLE SINGLE VOLTAGE |
| Frequency in Hertz | 60.0 |
| Terminal Quantity | 2 |
| Length | 11.000 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 115.0 AC SINGLE VOLTAGE |
| Body Style | STANDARD ELEMENT |
| Maximum Wattage Rating in Watts | 50.0 SINGLE VOLTAGE |
| Element Connection Style | CONNECTOR PLUG |
| Effective Heating Length | 11.000 INCHES NOMINAL IN |
| Heat Quantity | 1 |
| Element Radiation Spectrum | NONINFRARED |
| Width | 8.500 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC 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 |
|---|---|
| 1003765 PRIMARY | Tld Ace Corp Div Tld Ace (USA) |
| Reference | Meaning |
|---|---|
| 99AD1679-07-101 | 5/9 Secondary reference Air-Draulics Co |
| KB5015 | 3/9 Design control — primary reference U.S. Government activity |
| 02320-0225 | 5/9 Secondary reference Asrc Federal Facilities Logistics, Llc |
| 1003765 | 5/9 Secondary reference Kampi Components Co Inc |
| 02320-0225 | 5/9 Secondary reference U.S. Government activity |
NSN 4520-01-113-1728 is a Heating Element,electrical,nonim, manufactured by Tld Ace Corp Div Tld Ace, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-113-1728 has 1 manufacturer part number on file: 1003765 (Tld Ace Corp Div Tld Ace).
1 possible match (shared part number, not a government interchangeability claim): 6220-01-463-1368. Verify interchangeability with system specifications before substitution.
Key specifications for 1003765: Phase: SINGLE SINGLE VOLTAGE; Frequency in Hertz: 60.0; Terminal Quantity: 2; Length: 11.000 INCHES NOMINAL IN. 14 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.