GENERAL CHARACTERISTICS ITEM DESCRIPTION | MAKE FROM 4130 STEEL,FINISH ZINC PLATE QQ-Z-325C TYPE II CLASS 2,HEAT TREAT TO 150000 PSI-RC 33-37,CONSISTS OF 1 RING P/N 68QS1031-1,10 GAUGE OPEN AT 1 END,HT 2.100 IN.,WD 0.312 IN.,RADIUS 0.620 IN. AND 1 BRACKET P/N 68QS1031-3,DIA 0.250 IN.,0.272 IN. DIA ATTACHING HOLES-3 PLACES |