Model: HL20PB-18-33

Aircra Air To Air Heat Exchanger

Properties:

End Application
Aircraft, b757
Part Name Assigned By Controlling Agency
Exchanger assembly, heat secondary (series 3)
NSN
1660-01-524-5385
Part Number
HL20PB-18-33
Description
Heat Exchanger,air To Air,aircra
CAGE
92215

A heat transfer device designed to lower compressed air temperature to an acceptable level by passing it through tubes and flowing ducted ram air over the tubes, heat of the compressed air is transferred to the ram air reducing the temperature. Consists of a sheet metal housing with ram air connection(s) with or without ducts, a tubular type core, inlet and outlet ports. May contain a shutoff valve. Normally used in aircraft air conditioning and/or air induction systems.

Part HL20PB-18-33 NSN 1660-01-524-5385

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
61419
FIIG:
T240-C
Concept No.:
App. Key:
CA
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
A
ESD:
A
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 8803300060
  • SITC: 79295
  • End Use: Parts for military-type goods
  • NAICS: 336413
  • USDA: 1

Freight Class: Other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof)

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