NSN 4420-01-287-8976 — this item is cataloged by the U.S. Government under National Stock Number 4420-01-287-8976. Manufacturer of record part number: A-G20501.
Also searched as4420-01-287-8976 ·
4420012878976 ·
NIIN 012878976 ·
01-287-8976 ·
FSC 4420 Heat Exchangers and Steam Condensers · CAGE 7H596 · A-G20501
The Core Assembly,fluid Heater,indus, cataloged under National Stock Number 4420-01-287-8976, 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 Global Incorporated. Government technical data includes 3 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
4420-01-287-8976
Primary Part Number
A-G20501
Item Name
Core Assembly,fluid Heater,indus
FSC / FSG
4420 / 44 — Heat Exchangers and Steam Condensers
Manufacturer
Global Incorporated
Status
ACTIVE
Heat Transfer Method
INDIRECT
Tubing Outside Diameter
4.000 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
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 4420-01-287-8976?
NSN 4420-01-287-8976 is a Core Assembly,fluid Heater,indus, manufactured by Global Incorporated, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
What part numbers are listed for NSN 4420-01-287-8976?
NSN 4420-01-287-8976 has 1 manufacturer part number on file: A-G20501 (Global Incorporated).
What are the specifications of A-G20501?
Key specifications for A-G20501: Heat Transfer Method: INDIRECT; Tubing Outside Diameter: 4.000 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN; End Item Identification: CASCADE ORIFICIAL RESISTIVE DEVICE,MODEL 4730-0002; Material: COPPER ALLOY TUBES. 3 specifications are documented in the U.S. Government catalog.
Is NSN 4420-01-287-8976 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.