Ordering Description Product number Description: GAUGE TEST 15 PSI B-SIZE ACET Product number: 262510 Description: GAUGE TEST 100 PSI B-SIZE FUEL Product number: 639422 Description: GAUGE TEST 100 PSI B-SIZE OXY Product number: 07X17 Description: Test Gauge Adaptor, Oxygen, 0-200 psig, "C" Product number: 21X48