Consists of cres, class 303, cond a, per qq-s-763; finish electrofilm per 580-0177-00; normal diametral pitch 80; normal pressure angle 20 deg; o/a lg 1.725; o/a width 0.131 pom 0.001; o/a diameter 0.246 to 0.248; 2 holes no. 0-80 unf-2b; distance between hole centers 0.156 pom 0.005