Request For Price Alternate Part NumberPart NameReplaced PNQuanityMaterial Condition A23054600 Gasket, 3 Bolt Flange Allison 6859183 Factory New New Unused Surplus Overhauled Used Any Aircraft Models Allison Engine (250-B15G, 250-B17F, B17F/1, B17F/2, 250-C18, C18A, C18B, C18C, 250-C20, C20B, C20F, C20J, C20R, C20R/1, C20R/2, C20R/4, C20S, C20W) 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.