BOXES OF MANSFIELD AND GREEN TWIN SEAL ALLOY K

BOXES OF MANSFIELD AND GREEN TWIN SEAL ALLOY K DEAD WEIGHT TESTER WEIGHTS ASST NO. 5K MFG. 6-61 2LB. 20 PSI LOW PRESSURE PISTON 100 PSI HIGH PRESSURE PISTON 4) 3-1/2" DIA. ½ LB. 5 PSI LOW PRESS PISTON 25 PSI HI PRESSURE PISTON 1) 9" GROOVED 9-1/2 LB. 75 PSI LOW PRESSURE PISTON. 475 PSI HIGH PRESSURE PISTON 8) 9" 10 LB. 100 PSI LOW PRESSURE PISTON 500 PSI HIGH PRESSURE PISTON. 1 BOX CONTAINS 10) OUT SIDE DIA. 9" AUCTIAL WEIGHT 10 LBS. PSI PRODUCED PER WEIGHT LOW PRESSURE PISTON 100 PSI HIGH PRESSURE PISTON 500 PSI. .