Core Assembly, Fluid Heater, Indus4420-01-678-3735

NSN 4420-01-678-3735 · NIIN 016783735 · Part number 4-116-23-084-001

Fluid Handling Llc · FSC 4420 — Heat Exchangers and Steam Condensers · FSG 44 — Furnace, Steam, Drying, Nuclear Reactors · CAGE 6LE50

Government record, cited

NSN 4420-01-678-3735 — this item is cataloged by the U.S. Government under National Stock Number 4420-01-678-3735. Manufacturer of record part number: 4-116-23-084-001.

Also searched as 4420-01-678-3735 · 4420016783735 · NIIN 016783735 · 01-678-3735 · FSC 4420 Heat Exchangers and Steam Condensers · CAGE 6LE50 · 4-116-23-084-001 · 5-126-23-084-002 · 5-126-23-084-002 PC NO 3

Nearby stock numbers ← 4420-01-677-7967 Heater, Fluid, Industrial · 4420-01-678-4738 Heater, Fluid, Industrial →

Features

Core Assembly,fluid Heater,indus — FSC 4420
2 manufacturer part numbers on file
Manufacturer of record: Fluid Handling Llc

Identification

NSN: 4420-01-678-3735
NIIN: 016783735
FSC: 4420 — Heat Exchangers and Steam Condensers
FSG: 44 — Furnace, Steam, Drying, Nuclear Reactors
Primary part number: 4-116-23-084-001
Manufacturer: Fluid Handling Llc

General Description

The Core Assembly,fluid Heater,indus, cataloged under National Stock Number 4420-01-678-3735, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Fluid Handling Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Core Assembly,fluid Heater,indus
FSC / FSG	4420 — Heat Exchangers and Steam Condensers (FSG 44)
Manufacturers	Fluid Handling Llc (CAGE 6LE50)

Technical Specifications

Parameter	Value
NSN	4420-01-678-3735
Primary Part Number	4-116-23-084-001
Item Name	Core Assembly,fluid Heater,indus
FSC / FSG	4420 / 44 — Heat Exchangers and Steam Condensers
Manufacturer	Fluid Handling Llc
Status	ACTIVE

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
4-116-23-084-001 PRIMARY	Fluid Handling Llc (USA)
5-126-23-084-002 PC NO 3	Fluid Handling Llc (USA)

Reference documents

Reference	Meaning
5-126-23-084-002	D/9 Drawing number reference only Fluid Handling Llc

Frequently Asked Questions

What is NSN 4420-01-678-3735?

NSN 4420-01-678-3735 is a Core Assembly,fluid Heater,indus, manufactured by Fluid Handling Llc, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.

What part numbers are listed for NSN 4420-01-678-3735?

NSN 4420-01-678-3735 has 2 manufacturer part numbers on file: 4-116-23-084-001 (Fluid Handling Llc), 5-126-23-084-002 PC NO 3 (Fluid Handling Llc).

Is NSN 4420-01-678-3735 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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