Thank you for choosing Aerospace-Aviation360 for Part Number 5916819 described as Tester, Anti-Skid/Spoiler Control Box Line Test Set. Inject & Monitor Signals Without Disrupting The Integrity Of Either System. (Anti-Skid Test Only For Dc-9 And Dc-8, Spoiler Test For Md80, Dc-9 And Dc-8) by Mcdonnell Douglas. This is an ASAP Semiconductor owned and operated website. We are a leading supplier of aircraft tooling parts. You have 24/7 x 365 access to our diverse product database with the fastest lead times in the industry.