2a thread class 1.025" overall length 0.948" overall width shell finish is 500 hour extended salt spray resistant. the unthreaded mounting slots are aprox 0.128" wide by approx 0.194" long.
right-hand 1.520" overall length 8 sash chain, cres, passive, standard finishes: cadmium plate, olive drab over electroless nickel, end fitting 0.167 iso m thread series