This SCHLAGE AL53LD SAT 605 ENTRANCE LOCK 1-3/8"-1-7/8" 2-3/4" BRACKET CYL KEY is an industrial replacement part. It's a replacement or spare part intended to restore proper function to the equipment it belongs to. Key specifications noted on this listing include 3/8"-1. It is commonly in industrial machinery, manufacturing equipment, and maintenance/repair operations.
