PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20369-1Cooler,hydraulic Oil,aircraft

Triumph Thermal Systems - Maryland, Inc. · NSN 1650-00-673-3423 · FSC 1650 · No Item Name Available
Verified by PartsTable
NSN 1650-00-673-3423 — this item is cataloged by the U.S. Government under National Stock Number 1650-00-673-3423. Primary manufacturer part number: 20369-1.
Features
  • Cooler,hydraulic Oil,aircraft — FSC 1650
  • FSC Application Data: AIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS
  • Oil Flow Rate: 15.000 POUNDS PER MINUTE LBS
  • 2 verified cross-references
  • Primary manufacturer: Triumph Thermal Systems - Maryland, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cooler,hydraulic Oil,aircraft, cataloged under National Stock Number 1650-00-673-3423, is classified within Federal Supply Class 1650 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Triumph Thermal Systems - Maryland, Inc.. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN1650-00-673-3423
Primary Part Number20369-1
Item NameCooler,hydraulic Oil,aircraft
FSC / FSG1650 / 16 — No Item Name Available
ManufacturerTriumph Thermal Systems - Maryland, Inc.
StatusCANCELLED
FSC Application DataAIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS
Oil Flow Rate15.000 POUNDS PER MINUTE LBS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
3120-00-350-3947200855 INTERCHANGEABLE
Bearing,sleeve
Renk America Llc Div Renk America
5325-00-803-8516 INTERCHANGEABLE
Ring,retaining
Cross-Reference Index
Part NumberManufacturer
20369-1 Hiller Aircraft Corporation (USA)
20369-1 PRIMARY Triumph Thermal Systems - Maryland, Inc. (USA)
Related Parts
3120-00-350-3947INTERCHANGEABLE
BEARING,SLEEVE
200855
5325-00-803-8516INTERCHANGEABLE
RING,RETAINING

Frequently Asked Questions

What is NSN 1650-00-673-3423?

NSN 1650-00-673-3423 is a Cooler,hydraulic Oil,aircraft, manufactured by Triumph Thermal Systems - Maryland, Inc., classified under FSC 1650 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 1650-00-673-3423?

NSN 1650-00-673-3423 has 2 cross-referenced part numbers: 20369-1 (Hiller Aircraft Corporation), 20369-1 (Triumph Thermal Systems - Maryland, Inc.).

What NSN replaces 1650-00-673-3423?

There are 2 known substitutes for 1650-00-673-3423: 3120-00-350-3947, 5325-00-803-8516. Verify interchangeability with system specifications before substitution.

What are the specifications of 20369-1?

Key specifications for 20369-1: FSC Application Data: AIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS; Oil Flow Rate: 15.000 POUNDS PER MINUTE LBS; Special Features: USED ON CONSTSNT SPEED DRIVE,PNEUMATIC; TP-25B-2B AIRCRAFT. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 1650-00-673-3423 still in active supply?

NSN 1650-00-673-3423 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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