The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-01-166-6144, 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 Watlow Electric Manufacturing Co Dba Watlow. Government technical data includes 7 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-166-6144 |
| Primary Part Number | S1J22NS1 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Watlow Electric Manufacturing Co Dba Watlow |
| Status | ACTIVE |
| Terminal Quantity | 22 |
| Voltage in Volts and Current Type | 220.0 AC SINGLE VOLTAGE220.0 AC SINGLE VOLTAGE |
| Body Style | STRIP ELEMENTSTRIP ELEMENT |
| Maximum Wattage Rating in Watts | 1000.0 SINGLE VOLTAGE1000.0 SINGLE VOLTAGE |
| Element Radiation Spectrum | NONINFRAREDNONINFRARED |
| Width | 1.500 INCHES NOMINAL1.500 INCHES NOMINAL IN |
| Element Quantity | 11 |
| 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 |
|---|---|
| S1J22NS1 PRIMARY | Watlow Electric Manufacturing Co Dba Watlow (USA) |
| Reference | Meaning |
|---|---|
| TA11666144 | 5/9 Secondary reference Intelliworks Ht |
| TA11666144 | 5/9 Secondary reference Tamco, Inc. Dba Technical Assistance Company Div Technical Assistance Company |
| 34671AX | 5/9 Secondary reference Watlow Electric Manufacturing Co Dba Watlow |
NSN 4520-01-166-6144 is a Heating Element,electrical,nonim, manufactured by Watlow Electric Manufacturing Co Dba Watlow, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-166-6144 has 1 manufacturer part number on file: S1J22NS1 (Watlow Electric Manufacturing Co Dba Watlow).
Key specifications for S1J22NS1: Terminal Quantity: 22; Voltage in Volts and Current Type: 220.0 AC SINGLE VOLTAGE220.0 AC SINGLE VOLTAGE; Body Style: STRIP ELEMENTSTRIP ELEMENT; Maximum Wattage Rating in Watts: 1000.0 SINGLE VOLTAGE1000.0 SINGLE VOLTAGE. 7 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.