Used on shipboard material handling equipment (mhe);truck, forklift, rough terrain, 6000 lb (5id). 3b thread class right-hand 20 thread quantity per inch
3a all ends thread class 2.700" overall length 12 all ends thread quantity per inch grumman corp, a-10 aircraft anodize body surface treated male coupling half un all ends thread series
3a all ends thread class 2.041" overall length w/flange on quick disconnect end passivate body surface treated male coupling half unf all ends thread series
3a 2nd end bulkhead thread class 12 2nd end bulkhead thread quantity per inch flanged mount on first end w/one bolt hole un 2nd end bulkhead thread series