"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 NSN3439-01-407-5446, TO PURCHASE A MINIMUM OF 60 OR MORE CONTAINERS USE NSN 3439-01-407-5481. CERIFICATION: B50TF167-S4, CLA; DMR33019F; VFA PM819-53; CP6004."