Heater, Fluid, Industrial4420-01-235-3402

NSN 4420-01-235-3402 · NIIN 012353402

FSC 4420 — Heat Exchangers and Steam Condensers · FSG 44 — Furnace, Steam, Drying, Nuclear Reactors

Government record, cited

Also searched as 4420-01-235-3402 · 4420012353402 · NIIN 012353402 · 01-235-3402 · FSC 4420 Heat Exchangers and Steam Condensers

Nearby stock numbers ← 4420-01-235-3401 · 4420-01-235-3403 Core Assembly, Fluid Cooler →

Features

Heater,fluid,industrial — FSC 4420
Heat Transfer Method: INDIRECT
Length: 57.625 INCHES NOMINAL IN
Effective Heat Transfer Surface Area: 15.0 SQUARE FEET
Tube Quantity: 3
Material: COPPER TUBES
Material: STEEL CORROSION RESISTING SHELL
Material: COPPER HOUSING

Identification

NSN: 4420-01-235-3402
NIIN: 012353402
FSC: 4420 — Heat Exchangers and Steam Condensers
FSG: 44 — Furnace, Steam, Drying, Nuclear Reactors

General Description

The Heater,fluid,industrial, cataloged under National Stock Number 4420-01-235-3402, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4420-01-235-3402
Item Name	Heater,fluid,industrial
FSC / FSG	4420 / 44 — Heat Exchangers and Steam Condensers
Status	ACTIVE
Heat Transfer Method	INDIRECT
Length	57.625 INCHES NOMINAL IN
Effective Heat Transfer Surface Area	15.0 SQUARE FEET
Tube Quantity	3
Material	COPPER TUBES
Material	STEEL CORROSION RESISTING SHELL
Material	COPPER HOUSING

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

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
SD-A-016-47-SW1A03-110421	3/2 Design control — primary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 4420 — Heat Exchangers and Steam Condensers

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

4420-00-003-2812

CORE ASSEMBLY,FLUID HEATER,INDUS

4420-00-004-1071

4420-00-004-1071 · Item name not on file

4420-00-004-1072

4420-00-004-1072 · Item name not on file

4420-00-004-1073

4420-00-004-1073 · Item name not on file

4420-00-004-1074

4420-00-004-1074 · Item name not on file

4420-00-004-3860

COOLER,FLUID,INDUSTRIAL

4420-00-004-5260

4420-00-004-5260 · Item name not on file

4420-00-005-2335

PURGE ORIFICE ASSEMBLY

Frequently Asked Questions

What is NSN 4420-01-235-3402?

NSN 4420-01-235-3402 is a Heater,fluid,industrial, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.

What are the specifications of 4420-01-235-3402?

Key specifications for 4420-01-235-3402: Heat Transfer Method: INDIRECT; Length: 57.625 INCHES NOMINAL IN; Effective Heat Transfer Surface Area: 15.0 SQUARE FEET; Tube Quantity: 3. 7 specifications are documented in the U.S. Government catalog.

Is NSN 4420-01-235-3402 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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