Classiiloatlon - This speoifiortlon oovora all t o8 of ni01 ry6t.o f l a d b l o
Oouplingi in tube O A , ?li&d 1, 1 1/4, 1 1/28 2' e l/O, 38 3 13, 4 inoh. Thr bk 0bt.lM trOi
tests of ?hese oouplings shall be recordod t o provide un?fonn tost roportr on a11 ?oupling6. The
test mports nil1 aid in the oval\ution of th portomaano8 of those ooupllngs for we in milltary
aiilorart.