We've received your request for 4GUA126718 (described as O Ring), manufactured by Mcelroy Mfg Inc with CAGE code 29616. This part is registered under NSN 5331-15-178-5825, classified in FSG 53 Hardware and Abrasives / FSC 5331 O-Ring. Our verification process will confirm traceability through supporting identifiers including NIIN 15-178-5825, NCB code 15 (origin: Italy), and INC 47946. Please submit your formal quotation request to proceed.
Thank you for choosing Aerospace Exchange for your 4GUA126718 requirements. We specialize in authenticated aerospace components, offering both NSN-tracked military parts and commercial equivalents, all validated through our rigorous sourcing protocols.
How to Begin the Quotation Process
![]() |
AS9120B and ISO 9001:2015 |
![]() |
Aviation Suppliers Association Member |
![]() |
FAA AC 0056B Accredited |
![]() |
AS 6081:2012 Certification |
![]() |
ESD S20.20-2014 Certification |
Don’t forget That We offer 24/7 Service, Competitive Prices, and Fast Deliveries. We Hope You'll Make Us Your One-Stop Purchasing Solution!
Request for Quote