407 Mast Assembly Seal Work Aids (2pcs)

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This is a set of 2 aluminum plates called out in the maintenance manual to remove and the other to install the seal in the mast assembly. One is 4.4 inches in diameter, the other 4.6 inches in diameter.


Helitools P/N 407-MAST-OH-04

ATA Chapter:
63-Main Rotor Drive
Maintenance Type: