FAA-PMA
A PMA part is approved for the specific eligibility listed on its FAA record; whether it may go on a particular aircraft, engine or component is the installer's determination from that record and the eligibility list. A part-number match alone does not establish eligibility. Source: FAA DRS PMA database, refreshed weekly. Data, not advice.
504-300 is cataloged as VALVE,GLOBE. It carries 3 NSN identities and cross-references to 18 related part numbers. FAA PMA approval is on file from Eaton Aeroquip LLC. An estimated 31 aircraft of the approved type are registered in the US. The part appears on MCRL cross-reference data.
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0501, 0501P3/8, 0529 3/8, 138PS3/8, 212P3-8, 245P3/8, 40518EPC7, 409P3/8, 4420 3/8IN, 504 3-8, 504-3/8, 5342PL1770859, 556P3/8, 73PS3/8, B623/8, FIG 556-P SIZE 3/8 IN, FIG B-62 SZ 3/8 IN, MX252701-15-117
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