ADAPTER ASM-STARTER 646220A54 OH (P/N: 646220A54/OH). Engine starter or starter component. Application: aviation aftermarket general fitment — verify part number against your aircraft IPC before ordering. Cross-reference this part by its manufacturer part number 646220A54/OH against your aircraft's illustrated parts catalog (IPC) or maintenance manual to confirm direct interchangeability. All inventory ships from our Arizona warehouse with FAA 8130-3 documentation where applicable, and traceability paperwork is available on request for parts requiring it. Call American Aviation Parts for inventory verification, cross-reference assistance, or to confirm certification status before placing your order.