PartsTable TECHNICAL DATA SHEET

NSN 4520-01-459-9136Government record, cited

Heater, Duct Type, Stationary4520-01-459-9136

NSN 4520-01-459-9136 · NIIN 014599136 · Part number TFZU-25.70-38X12-440/3/2/24

Indeeco Llc Dba Indeeco · FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 74924

Government record, cited

NSN 4520-01-459-9136 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-459-9136. Manufacturer of record part number: TFZU-25.70-38X12-440/3/2/24.

Also searched as 4520-01-459-9136 · 4520014599136 · NIIN 014599136 · 01-459-9136 · FSC 4520 Space and Water Heating Equipment · CAGE 74924 · TFZU-25.70-38X12-440/3/2/24

Nearby stock numbers ← 4520-01-459-9135 Heating Element, Electrical, Nonim · 4520-01-459-9142 Heating Element, Electrical, Nonim →

Features

Heater,duct Type,stationary — FSC 4520
Current Type: AC
Quantity: 1
Voltage in Volts: 440.0
Height: 12.000 INCHES NOMINAL IN
Width: 38.000 INCHES NOMINAL IN
Heating Element Type: ELECTRIC NONIMMERSION
1 manufacturer part number on file

Identification

NSN: 4520-01-459-9136
NIIN: 014599136
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal
Primary part number: TFZU-25.70-38X12-440/3/2/24
Manufacturer: Indeeco Llc Dba Indeeco

General Description

The Heater,duct Type,stationary, cataloged under National Stock Number 4520-01-459-9136, 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 6 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. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4520-01-459-9136
Primary Part Number	TFZU-25.70-38X12-440/3/2/24
Item Name	Heater,duct Type,stationary
FSC / FSG	4520 / 45 — Space and Water Heating Equipment
Manufacturer	Indeeco Llc Dba Indeeco
Status	ACTIVE
Current Type	AC
Quantity	1
Voltage in Volts	440.0
Height	12.000 INCHES NOMINAL IN
Width	38.000 INCHES NOMINAL IN
Heating Element Type	ELECTRIC NONIMMERSION

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
TFZU-25.70-38X12-440/3/2/24 PRIMARY	Indeeco Llc Dba Indeeco (USA)

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 4520-01-459-9136?

NSN 4520-01-459-9136 is a Heater,duct Type,stationary, manufactured by Indeeco Llc Dba Indeeco, classified under FSC 4520, Space and Water Heating Equipment. Status: active.

What part numbers are listed for NSN 4520-01-459-9136?

NSN 4520-01-459-9136 has 1 manufacturer part number on file: TFZU-25.70-38X12-440/3/2/24 (Indeeco Llc Dba Indeeco).

What are the specifications of TFZU-25.70-38X12-440/3/2/24?

Key specifications for TFZU-25.70-38X12-440/3/2/24: Current Type: AC; Quantity: 1; Voltage in Volts: 440.0; Height: 12.000 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.

Is NSN 4520-01-459-9136 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.

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