The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-00-110-3729, 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 Indeeco Llc Dba Indeeco. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-00-110-3729 |
| Primary Part Number | 26SS3-14B |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Indeeco Llc Dba Indeeco |
| Status | ACTIVE |
| Terminal Quantity | 2 |
| Voltage in Volts and Current Type | 120.0 DC SINGLE VOLTAGE |
| Horizontal Leg Length | 4.695 INCHES NOMINAL IN |
| Body Style | TUBULAR, CARTRIDGE TYPE TERMINAL |
| Maximum Wattage Rating in Watts | 220.0 SINGLE VOLTAGE |
| Terminal Length | 0.380 INCHES NOMINAL IN |
| Vertical Leg Length | 1.972 INCHES NOMINAL IN |
| Element Connection Style | STUD TYPE |
| Nominal Thread Size | 0.190 INCHES STUD IN |
| Heat Quantity | 1 |
| Element Radiation Spectrum | NONINFRARED |
| Material | MAGNESIUM OXIDE RESISTANCE WIRE EMBEDDING/SUPPORT INSULATION |
| Material | NICKEL AND CHROMIUM RESISTANCE WIRE |
| Thread Series Designator | UNF 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 |
|---|---|
| 26SS3-14B | Indeeco Llc Dba Indeeco (USA) |
| 1-112363 | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
| 39C125G20 | Wellman Thermal Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 13214E3561 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4520-00-110-3729 is a Heating Element,electrical,nonim, manufactured by Indeeco Llc Dba Indeeco, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-00-110-3729 has 3 manufacturer part numbers on file: 26SS3-14B (Indeeco Llc Dba Indeeco), 1-112363 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc), 39C125G20 (Wellman Thermal Systems Corp).
Key specifications for 26SS3-14B: Terminal Quantity: 2; Voltage in Volts and Current Type: 120.0 DC SINGLE VOLTAGE; Horizontal Leg Length: 4.695 INCHES NOMINAL IN; Body Style: TUBULAR, CARTRIDGE TYPE TERMINAL. 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.