Part Number 123-4645266 ITEM 2 Access Door Locking Ring

Nickel alloy per QQ-N-288; 30.620 in.Min and 30.680 in. Max outside dia 12 trunk seat lugs located on outside dia, bevel corners inside diameter threaded, 3 rh sextuple buttress thds per in., 0.333 in. Pitch, 2.000 in. Lead start thds, 28.005 in. Min and 28.025 in. Max pitch dia, 3.000 in. Cutback and round ends of thds to remove knife edge 30.0 deg

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