The Heating Element,electrical,immer, cataloged under National Stock Number 4520-01-503-0031, 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 Chromalox Inc Dba Chromalox Precision Heat and Control, Inc. Government technical data includes 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-503-0031 |
| Primary Part Number | 319871242006 |
| Item Name | Heating Element,electrical,immer |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc |
| Status | ACTIVE |
| Voltage in Volts and Current Type | 120.0 AC SINGLE VOLTAGE |
| Body Style | TUBULAR, DOUBLE TERMINALS |
| Maximum Wattage Rating in Watts | 1000.0 SINGLE VOLTAGE |
| 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 |
|---|---|
| 194900 | Low Temp Industries, Inc. Dba Low Temp Industries Inc (USA) |
| 319871242006 PRIMARY | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
| CH-1250 ITEM NO 2 | Low Temp Industries, Inc. Dba Low Temp Industries Inc (USA) |
NSN 4520-01-503-0031 is a Heating Element,electrical,immer, manufactured by Chromalox Inc Dba Chromalox Precision Heat and Control, Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-503-0031 has 3 manufacturer part numbers on file: 194900 (Low Temp Industries, Inc. Dba Low Temp Industries Inc), 319871242006 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc), CH-1250 ITEM NO 2 (Low Temp Industries, Inc. Dba Low Temp Industries Inc).
Key specifications for 319871242006: Voltage in Volts and Current Type: 120.0 AC SINGLE VOLTAGE; Body Style: TUBULAR, DOUBLE TERMINALS; Maximum Wattage Rating in Watts: 1000.0 SINGLE VOLTAGE; End Item Identification: 4520-01-502-9960. 3 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.