PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4869Adapter,air Inlet,heat Exchanger

Amw Cuyuna Engine Co. Inc Dba Two Stroke International · NSN 1660-01-501-8899 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-01-501-8899 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-501-8899. Primary manufacturer part number: 4869.
Features
  • Adapter,air Inlet,heat Exchanger — FSC 1660
  • 1 verified cross-reference
  • Primary manufacturer: Amw Cuyuna Engine Co. Inc Dba Two Stroke International
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Adapter,air Inlet,heat Exchanger, cataloged under National Stock Number 1660-01-501-8899, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Amw Cuyuna Engine Co. Inc Dba Two Stroke International. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameAdapter,air Inlet,heat Exchanger
FSC / FSG1660 — No Item Name Available (FSG 16)
ManufacturersAmw Cuyuna Engine Co. Inc Dba Two Stroke International (CAGE 2X580)
Technical Specifications
ParameterValue
NSN1660-01-501-8899
Primary Part Number4869
Item NameAdapter,air Inlet,heat Exchanger
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerAmw Cuyuna Engine Co. Inc Dba Two Stroke International
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5940-00-243-0409AAA16-1 INTERCHANGEABLE
Terminal,lug
Mac Products, Inc
5340-00-367-1466N04869 INTERCHANGEABLE
Seat,helical Compression Spring
Leslie Controls, Inc. Dba Leslie Controls Inc
5360-00-394-45004869 INTERCHANGEABLE
Spring
Coffin Turbo Pump Inc
5940-00-518-9611 INTERCHANGEABLE
Terminal Board
5305-00-723-9387 INTERCHANGEABLE
Setscrew
1660-00-794-0855G005-1026-01 INTERCHANGEABLE
Facepiece,mask,oxygen
Gentex Corp
6145-00-815-07444869 INTERCHANGEABLE
Cable,special Purpose,electrical
Rscc Wire & Cable Llc Dba Marmon Industrial Energy & Infrastructure - East Granby
4510-01-050-4078052-0174 INTERCHANGEABLE
Lavatory
Wallace-Murray Corp Eljer Plumbingware Div Vitreous China Plant
5120-01-087-2812GS16150-1 INTERCHANGEABLE
Tool,adapter,torque
Hamilton Sundstrand Corporation Dba Collins Aerospace
5330-01-358-10264869 INTERCHANGEABLE
Gasket
Thompson Emery Machine & Supply Co
Cross-Reference Index
Part NumberManufacturer
4869 PRIMARY Amw Cuyuna Engine Co. Inc Dba Two Stroke International (USA)
Related Parts
5940-00-243-0409INTERCHANGEABLE
TERMINAL,LUG
AAA16-1
5340-00-367-1466INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
N04869
5360-00-394-4500INTERCHANGEABLE
SPRING
4869
5940-00-518-9611INTERCHANGEABLE
TERMINAL BOARD
5305-00-723-9387INTERCHANGEABLE
SETSCREW
1660-00-794-0855INTERCHANGEABLE
FACEPIECE,MASK,OXYGEN
G005-1026-01
6145-00-815-0744INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
4869
4510-01-050-4078INTERCHANGEABLE
LAVATORY
052-0174
5120-01-087-2812INTERCHANGEABLE
TOOL,ADAPTER,TORQUE
GS16150-1
5330-01-358-1026INTERCHANGEABLE
GASKET
4869
6515-01-438-9182INTERCHANGEABLE
HEEL WEDGE,FOOTWEAR
4975

Frequently Asked Questions

What is NSN 1660-01-501-8899?

NSN 1660-01-501-8899 is a Adapter,air Inlet,heat Exchanger, manufactured by Amw Cuyuna Engine Co. Inc Dba Two Stroke International, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-01-501-8899?

NSN 1660-01-501-8899 has 1 cross-referenced part number: 4869 (Amw Cuyuna Engine Co. Inc Dba Two Stroke International).

What NSN replaces 1660-01-501-8899?

There are 11 known substitutes for 1660-01-501-8899: 5940-00-243-0409, 5340-00-367-1466, 5360-00-394-4500 and 8 more. Verify interchangeability with system specifications before substitution.

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