Allpoints 56-1022 Disposable Steam Trap; Barnes and Jones; 1/4" Twist and Lock; 5/8" Neck

steam trap, barnes & jones, 5/8" dia. twist & lock 5/8" long neck. market forge steamer a-1, a-plus, st-ag(b,c,d,e,f), st-as(d,e,g,h), st-e(b,u,ut).