NSN 4420-01-378-4879 · NIIN 013784879 · Part number 899A559RL 001
Air & Liquid Systems Corp Div Aerofin · FSC 4420 — Heat Exchangers and Steam Condensers · FSG 44 — Furnace, Steam, Drying, Nuclear Reactors · CAGE 70141
Government record, cited
NSN 4420-01-378-4879 — this item is cataloged by the U.S. Government under National Stock Number 4420-01-378-4879. Manufacturer of record part number: 899A559RL 001.
Also searched as4420-01-378-4879 ·
4420013784879 ·
NIIN 013784879 ·
01-378-4879 ·
FSC 4420 Heat Exchangers and Steam Condensers · CAGE 70141 · 899A559RL 001
Manufacturer: Air & Liquid Systems Corp Div Aerofin
General Description
The Cooler,fluid,industrial, cataloged under National Stock Number 4420-01-378-4879, 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 Air & Liquid Systems Corp Div Aerofin. Government technical data includes 3 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. Current acquisition status: Active.
Other items in FSC 4420 — Heat Exchangers and Steam Condensers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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Frequently Asked Questions
What is NSN 4420-01-378-4879?
NSN 4420-01-378-4879 is a Cooler,fluid,industrial, manufactured by Air & Liquid Systems Corp Div Aerofin, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
What part numbers are listed for NSN 4420-01-378-4879?
NSN 4420-01-378-4879 has 2 manufacturer part numbers on file: 899A559RL 001 (General Electric Co Direct Current Motor and Generator Dept), 899A559RL 001 (Air & Liquid Systems Corp Div Aerofin).
What are the specifications of 899A559RL 001?
Key specifications for 899A559RL 001: Heat Transfer Method: INDIRECT; Material: STEEL CORROSION RESISTING SHELL; Material: COPPER ALLOY TUBE SHEET. 3 specifications are documented in the U.S. Government catalog.
Is NSN 4420-01-378-4879 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.