DUCT,EXCHANGER
About NSN 1660-00-455-8121
The DUCT,EXCHANGER is identified by National Stock Number (NSN) 1660-00-455-8121 and is available from 1 qualified manufacturers. This military standard part is classified under AIRCRAFT AIR CONDITIONING, HEATING, AND PRESSURIZING EQUIPMENT (Federal Supply Class 1660) within AEROSPACE CRAFT COMPONENTS AND ACCESSORIES (Federal Supply Group 16).
Skyward Industries supplies NSN 1660-00-455-8121 to military, aerospace, and defense contractors worldwide. We offer competitive pricing, fast delivery, and complete traceability for all duct,exchanger orders. Request a quote today for NSN 1660004558121 or any related part numbers.
NSN 1660-00-455-8121 - Quick Reference
| National Stock Number | 1660-00-455-8121 |
| NSN (without dashes) | 1660004558121 |
| National Item Identification Number | 004558121 |
| Item Name | DUCT,EXCHANGER |
| Federal Supply Class (FSC) | 1660 - AIRCRAFT AIR CONDITIONING, HEATING, AND PRESSURIZING EQUIPMENT |
| Federal Supply Group (FSG) | 16 - AEROSPACE CRAFT COMPONENTS AND ACCESSORIES |
| Available Manufacturers | 1 approved sources |
Common Applications & Uses
NSN 1660-00-455-8121 (DUCT,EXCHANGER) is commonly used in:
- Military equipment and defense systems
- Aerospace applications and aircraft maintenance
- Government procurement and federal contracts
- OEM replacement parts and repairs
- Inventory management and supply chain operations
Need help determining if NSN 1660-00-455-8121 is right for your application?Contact our team for technical assistance.
Procurement & Ordering Information
- • Competitive pricing for NSN 1660-00-455-8121
- • Fast turnaround times
- • Complete traceability & certification
- • Quality assurance guarantee
- • Flexible payment terms
- • NSN: 1660-00-455-8121 or Part Number
- • Quantity required
- • Delivery timeframe
- • Condition (new, refurbished, etc.)
- • Any specific certifications needed
Why Choose Skyward Industries for NSN 1660-00-455-8121
All NSN parts sourced from qualified manufacturers with full traceability and certification documentation.
Expedited shipping available for urgent military and aerospace requirements. Same-day quote turnaround.
Over 20 years serving defense contractors, military bases, and aerospace manufacturers worldwide.
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Available Part Numbers & Approved Manufacturers for NSN 1660-00-455-81211 Sources
Purchase DUCT,EXCHANGER from any of these qualified CAGE code manufacturers. All part numbers are interchangeable and meet military specifications for NSN 1660-00-455-8121.
Available Part Numbers: 174219-25
Overview & Notes
Federal Supply Class Notes
NOTE-THIS CLASS INCLUDES COMPONENTS SPECIFICALLY DESIGNED FOR USE IN AIRCRAFT AIR CONDITIONING, HEATING, AND PRESSURIZING EQUIPMENT. ALSO INCLUDED ARE SPECIALLY DESIGNED COMPONENTS OF OXYGEN BREATHING SYSTEMS USED IN AIRCRAFT.
About National Stock Numbers (NSN)
National Stock Numbers are 13-digit numeric codes used to identify standardized military and federal supply items. NSN 1660-00-455-8121 specifically identifies DUCT,EXCHANGER within the federal supply system. The NSN format consists of a 4-digit Federal Supply Class (FSC) followed by a 9-digit National Item Identification Number (NIIN).
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Verify approved manufacturers and suppliers by their Commercial and Government Entity (CAGE) code.
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