The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-00-555-2376, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 15 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-00-555-2376 |
| Primary Part Number | 1587444 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Phase | NOT RATED SINGLE VOLTAGE |
| Terminal Quantity | 2 |
| Voltage in Volts and Current Type | 115.0 AC SINGLE VOLTAGE |
| Body Style | TUBULAR, SINGLE COIL, DOUBLE TERMINALS |
| Maximum Wattage Rating in Watts | 250.0 SINGLE VOLTAGE |
| Terminal Length | 0.440 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN |
| Element Connection Style | STUD TYPE |
| Nominal Thread Size | 0.168 INCHES STUD IN |
| Heat Quantity | 1 |
| Minimum Clearance Distance | 10.785 INCHES MINIMUM AND 10.845 INCHES MAXIMUM IN |
| Element Radiation Spectrum | NONINFRARED |
| Material | STEEL COMP 321 SHEATH |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) STUD |
| Thread Quantity | 32.0 PER INCH STUD |
| 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 |
|---|---|
| 1587444 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 4520-00-555-2376 is a Heating Element,electrical,nonim, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-00-555-2376 has 1 manufacturer part number on file: 1587444 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 1587444: Phase: NOT RATED SINGLE VOLTAGE; Terminal Quantity: 2; Voltage in Volts and Current Type: 115.0 AC SINGLE VOLTAGE; Body Style: TUBULAR, SINGLE COIL, DOUBLE TERMINALS. 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.