"THIS NSN IS USED TO PURCHASE A MINIMUM OF 1 TO A MAXIMUM OF 19 CONTAINERS, TO PURCHASE A MINIMUM OF 20 TO A MAXIMUM OF 59 CONTAINERS USE NSN3439-01-407-8170, TO PURCHASE A MINIMUM OF 60 OR MORE CONTAINERS USE NSN 3439-01-407-8175. CERTIFICATION: PWA1349G/CPW517; B50TF222-S2, CL A;RR9507/15 ISS.1;"