MRC:
A recording of the physical,functional,and performance characteristics for an item of supply.TEXT
General Description:
Nickel copper, qq-n-281, class a; 2.996 in. Min, 2.998 o/a lg, 1.875 in. W, 0.625 in. H; center hole counterbored, 0.656 in. Dia, 1.250 in. Counterbore dia, 0.391 in. Counterbore depth; four counterbored holes, 0.281 in. Dia, 0.406 in. Counterbore dia, 0.281 in. Counterbore depth, irregularly spaced; two holes 0.375 in. Diameter irregularly spaced w/notches 0.062 in. W by 0.031 in. Deep; stop is marked open, open, shut, shut; applicable to hull and backup valve, 1.500 in. Size