General Description:
2.156 in. Lg plug; 1.375 in. Hex wrenching flats on plug end; 0.266 in. Lg flats; 1-1/8-12 nf 2a thds; 0.406 in. Thd lg; two 0.219 in. Holes drilled through plug neck at 90 degrees angles; holes intersect each oter; one 0.250 in. Hole drilled in end of plug to a depth of 1.250 in. And intersecting cross holes; 0.312 in. Counterbore to a depth of 0.625 in.; one 4.250 in. Lg, by 0.312 in. Od aluminum tube press fitted into counterbore; no. 6061-t6 tube hardness; 0.035 in. Wall thk; 5.781 in. Lg o/a