MRC:
A recording of the physical,functional,and performance characteristics for an item of supply.TEXT
General Description:
Consists of piston; material, steel 1045, spec qq-s-631; hardness, rockwell c30-36; surface treat, bronzeoverlay, spec mil-std-1261, class 2; and rod; material, steel alloy 4140, 8640, or 8740 astm-a322 or astm-a331, or steel alloy forging 4140, 8640, or 8740, grade d, spec mil-s-46172; hardness, rockwell c30-35; surface treat, hard chrome plate, spec qq-c-320, class 2b; 35.190 in. Lg.; 1.620 in. diameter