PartsTable TECHNICAL DATA SHEET

NSN 4520-01-536-1522Government record, cited

Heating Element, Electrical, Immer4520-01-536-1522

NSN 4520-01-536-1522 · NIIN 015361522 · Part number 124677

Gaumer Company, Inc. Dba Gaumer Process · FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 7R305

Government record, cited

NSN 4520-01-536-1522 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-536-1522. Manufacturer of record part number: 124677.

Also searched as 4520-01-536-1522 · 4520015361522 · NIIN 015361522 · 01-536-1522 · FSC 4520 Space and Water Heating Equipment · CAGE 7R305 · 124677 · 201263 ITEM 1

Nearby stock numbers ← 4520-01-536-1470 Heating Element, Electrical, Immer · 4520-01-536-7143 Heater, Fluid, Electric →

Features

Heating Element,electrical,immer — FSC 4520
Phase: THREE SINGLE VOLTAGE
Frequency in Hertz: 60.0
Length: 36.000 INCHES NOMINAL IN
Voltage in Volts and Current Type: 440.0 AC SINGLE VOLTAGE
Body Style: TUBULAR, FLANGED, W/TERMINALS
Maximum Wattage Rating in Watts: 32500.0 SINGLE VOLTAGE
Material Document and Classification: INCOLOY 800 MFR REF SINGLE MATERIAL RESPONSE SHEATH

Identification

NSN: 4520-01-536-1522
NIIN: 015361522
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal
Primary part number: 124677
Manufacturer: Gaumer Company, Inc. Dba Gaumer Process

General Description

The Heating Element,electrical,immer, cataloged under National Stock Number 4520-01-536-1522, 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 Gaumer Company, Inc. Dba Gaumer Process. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4520-01-536-1522
Primary Part Number	124677
Item Name	Heating Element,electrical,immer
FSC / FSG	4520 / 45 — Space and Water Heating Equipment
Manufacturer	Gaumer Company, Inc. Dba Gaumer Process
Status	ACTIVE
Phase	THREE SINGLE VOLTAGE
Frequency in Hertz	60.0
Length	36.000 INCHES NOMINAL IN
Voltage in Volts and Current Type	440.0 AC SINGLE VOLTAGE
Body Style	TUBULAR, FLANGED, W/TERMINALS
Maximum Wattage Rating in Watts	32500.0 SINGLE VOLTAGE
Material Document and Classification	INCOLOY 800 MFR REF SINGLE MATERIAL RESPONSE SHEATH
Effective Heating Length	33.000 INCHES NOMINAL IN
Watt Density Rating	50.0 PER SQUARE INCH SINGLE VOLTAGE
Heat Control Type	THERMOSTAT
Element Radiation Spectrum	NONINFRARED
Material	NICKEL ALLOY SHEATH
Material	CHROMIUM AND NICKEL ALLOY RESISTANCE WIRE
Element Quantity	6

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
124677	Gaumer Company, Inc. Dba Gaumer Process (USA)
124677	Chromalox Inc (USA)

Reference documents

Reference	Meaning
124677	3/2 Design control — primary reference U.S. Government activity
201263 ITEM 1	5/2 Secondary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 4520 — Space and Water Heating Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4520-00-000-0098

HEATING ELEMENT,ELECTRICAL,NONIM

4520-00-000-0099

4520-00-000-0099 · Item name not on file

4520-00-001-1240

4520-00-001-1240 · Item name not on file

4520-00-001-3518

HEATING ELEMENT,ELECTRICAL,NONIM

4520-00-001-3519

HEATING ELEMENT,ELECTRICAL,IMMER

4520-00-001-6052

HEATING ELEMENT,ELECTRICAL,NONIM

4520-00-001-6298

HEATING ELEMENT,ELECTRICAL,NONIM

4520-00-001-7726

HEATER,DUCT TYPE,PORTABLE

Frequently Asked Questions

What is NSN 4520-01-536-1522?

NSN 4520-01-536-1522 is a Heating Element,electrical,immer, manufactured by Gaumer Company, Inc. Dba Gaumer Process, classified under FSC 4520, Space and Water Heating Equipment. Status: active.

What part numbers are listed for NSN 4520-01-536-1522?

NSN 4520-01-536-1522 has 2 manufacturer part numbers on file: 124677 (Gaumer Company, Inc. Dba Gaumer Process), 124677 (Chromalox Inc).

What are the specifications of 124677?

Key specifications for 124677: Phase: THREE SINGLE VOLTAGE; Frequency in Hertz: 60.0; Length: 36.000 INCHES NOMINAL IN; Voltage in Volts and Current Type: 440.0 AC SINGLE VOLTAGE. 14 specifications are documented in the U.S. Government catalog.

Is NSN 4520-01-536-1522 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

PartsTable Design LLC · partstable.com