Used on sea stallion h-53 helicopter. 2a thread class right-hand 16 thread quantity per inch shoulder not stepped, four 0.040 in. dia lockwire holes drilled in flange end anodize surface treated
3a all ends thread class 3.281" overall length 12 first quick disconnect end thread quantity per inch w/bulkhead thd on fluid end; supports grumman a-10 aircraft cadmium body surface treated male coupling half un all ends thread series