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FAA PMA replacements for

4021812

3 approvals from 3 holders · 1 current

See the OEM part record for 4021812 →

Approved PMA parts

PMA part numberHolderStatusSupplementPart name
H49508-3Alcoa Fastening SystemsCurrent2002-06-30Hex Self-Locking Nut
H49508-3Arconic Global Fasteners & Rings, Inc., dba Arconic FasHistorical2018-05-07Hex Self-Locking Nut
H49508-3Arconic Fastening Systems & RingsHistorical2016-10-31Hex Self-Locking Nut
PMA parts for 4021812 — 3 FAA approvals - Fulcrum 360