Request For Price Alternate Part NumberPart NameReplaced PNQuanityMaterial Condition AE20786 (and oversizes up to .020) Seat, Exhaust Valve 20786 Factory New New Unused Surplus Overhauled Used Any Aircraft Models Pratt & Whitney (Wasp Jr. R-985-5, 13, 17, 19, 23, 25, 27, 39, 39A, 48, 50, A, AN-1, AN-1N1, AN-2, AN-3, AN-4, AN-5, AN-6, AN-6B, AN-8, AN-10, AN-12, AN-12B, AN-14B, AN-14BM1, B3, B4, B5, SB, SB2, SB3, T1B, T3A, TB, TB2, TIB2, TIB3) Company Name First Name * Last Name * Email * Phone Number * Notes Sales Order T&CPrivacy Policy Send Request Please note that by requesting pricing, you are accepting our Sales Order T&C and Privacy Policy. For more information, please follow the links under the policy menu below.