Request For Price Alternate Part NumberPart NameReplaced PNQuanityMaterial Condition RYLB-52192-3 Valve, Pneumatic, 2.25 Dia. Regulator, Absolute Modification Part Factory New New Unused Surplus Overhauled Used Any Aircraft Models McDonnell Douglas (MD-90-30) 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.