1707789E
CKT CARD
What Fulcrum 360 holds on this part
FAA-PMA replacement for
1707789E is an FAA Parts Manufacturer Approval (PMA) part — an FAA-approved replacement for:
- 170-16257-503all PMA replacements for 170-16257-503 →
- 191-08250-501all PMA replacements for 191-08250-501 →
See the full record
Alternate part numbers, the full assembly breakdown, supplier pricing, repair vendors, technical references and fleet applicability — all of it in one place.
Reference information only. Part data must be independently verified against OEM manuals, FAA records and other authoritative sources before any purchasing, engineering, maintenance or airworthiness decision. Fulcrum 360 is not FAA-approved data.

