Anchor Damper Rings. 2 part numbers in this category

Part Number
NSN
NIIN
H87772-22
H8777222
5331-01-465-1638
014651638
inside diameter 4.000"; packing v ring 90 degs; 0.156" at top of v ring; material specification - mil-p-19918 comp 312 or 413
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