The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-01-529-8686, 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 9 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 | 4520-01-529-8686 |
| Primary Part Number | 135511 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc |
| Status | ACTIVE |
| Phase | SINGLE SINGLE VOLTAGE |
| Voltage in Volts and Current Type | 120.0 AC SINGLE VOLTAGE |
| Body Style | SINGLE HEAT RING |
| Maximum Wattage Rating in Watts | 550.0 SINGLE VOLTAGE |
| Outside Diameter | 4.625 INCHES NOMINAL IN |
| Unpackaged Unit Width | 0.312 INCHES NOMINAL IN |
| Watt Density Rating | 17.0 PER SQUARE INCH SINGLE VOLTAGE |
| Material | CHROMIUM AND STEEL SHEATH |
| 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 |
|---|---|
| A-30 120V 1PH 550W | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
| 054262-009 | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
| 135511 PRIMARY | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
NSN 4520-01-529-8686 is a Heating Element,electrical,nonim, manufactured by Chromalox Inc Dba Chromalox Precision Heat and Control, Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-529-8686 has 3 manufacturer part numbers on file: A-30 120V 1PH 550W (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc), 054262-009 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc), 135511 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc).
Key specifications for 135511: Phase: SINGLE SINGLE VOLTAGE; Voltage in Volts and Current Type: 120.0 AC SINGLE VOLTAGE; Body Style: SINGLE HEAT RING; Maximum Wattage Rating in Watts: 550.0 SINGLE VOLTAGE. 9 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.