2a thread class right-hand 45.7mm overall width 10 thread quantity per inch insert arrangement 25-24; the following contacts are shorted together; P1-a to P1-b, P1-b to P1-c, P1-c to P1-d, P1-d to P1-e, P1-e to P1-f, P1-f to P1-g, P1-g to P1-h, P1-h to P1-j, P1-j to P1-k, P1-k to P1-l, P1-l to P1-m, P1-m to P1-n, P1-n to P1-p, P1-p to P1-r, P1-r to P1-s, P1-s to P1-t, P1-t to P1-u, P1-u to P1-v, P1-v to P1-w, P1-w to P1-x, P1-x to P1-y, P1-y to P1-z, P1-z to P1-a lower case, P1-a lower case to shell special acme thread series