PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

66064Core Assembly,fluid Heater,indus

Krack Corp · NSN 4420-01-229-4011 · FSC 4420 · No Item Name Available
Verified by PartsTable
NSN 4420-01-229-4011 — this item is cataloged by the U.S. Government under National Stock Number 4420-01-229-4011. Primary manufacturer part number: 66064.
Features
  • Core Assembly,fluid Heater,indus — FSC 4420
  • Material: ALUMINUM ALLOY PLATES
  • Material: COPPER ALLOY TUBES
  • Heat Transfer Method: INDIRECT
  • 1 verified cross-reference
  • Primary manufacturer: Krack Corp
Applications
  • Applications requiring Aluminum Alloy Plates construction
General Description

The Core Assembly,fluid Heater,indus, cataloged under National Stock Number 4420-01-229-4011, is classified within Federal Supply Class 4420 (No Item Name Available) of the Furnace, Steam, Drying, Nuclear Reactors group. The primary manufacturer of record is Krack Corp. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4420-01-229-4011
Primary Part Number66064
Item NameCore Assembly,fluid Heater,indus
FSC / FSG4420 / 44 — No Item Name Available
ManufacturerKrack Corp
StatusACTIVE
MaterialALUMINUM ALLOY PLATES
MaterialCOPPER ALLOY TUBES
Heat Transfer MethodINDIRECT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6150-00-006-099366064 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Page Chester Ltd Dba Cooperative Industries Div Cooperative Industries Aerospace Defense
5365-00-944-70335018-581 INTERCHANGEABLE
Spacer
Raytheon Company Div Rmd Strategic
4320-01-018-15678560-4 INTERCHANGEABLE
Rotor,pump
Eaton Corporation Div Eaton Fluid Power
5305-01-608-620366064 INTERCHANGEABLE
Screw,machine
Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
66064 PRIMARY Krack Corp (USA)
Related Parts
6150-00-006-0993INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
66064
5365-00-944-7033INTERCHANGEABLE
SPACER
5018-581
4320-01-018-1567INTERCHANGEABLE
ROTOR,PUMP
8560-4
5305-01-608-6203INTERCHANGEABLE
SCREW,MACHINE
66064

Frequently Asked Questions

What is NSN 4420-01-229-4011?

NSN 4420-01-229-4011 is a Core Assembly,fluid Heater,indus, manufactured by Krack Corp, classified under FSC 4420 (No Item Name Available). Status: active.

What are the part numbers for NSN 4420-01-229-4011?

NSN 4420-01-229-4011 has 1 cross-referenced part number: 66064 (Krack Corp).

What NSN replaces 4420-01-229-4011?

There are 4 known substitutes for 4420-01-229-4011: 6150-00-006-0993, 5365-00-944-7033, 4320-01-018-1567 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 66064?

Key specifications for 66064: Material: ALUMINUM ALLOY PLATES; Material: COPPER ALLOY TUBES; Heat Transfer Method: INDIRECT. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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