Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S9553-CH-MMO-010 FIG 7-6-57 found under Transducer Motional Pickup by Pacific Consolidated Industries. The National Stock Number assigned to this part is 6695015870657, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like S9553-CH-MMO-010 FIG 7-6-57.