"THIS NSN IS USED TO PURCHASE A MINIMUM OF 20 TO A MAXIMUM OF 59 CONTAINERS. TO PURCHASE A MINIMUM OF 1 TO A MAXIMUM OF 19 CONTAINERS USE 3439-01-378-3495. TO PURCHASE 60 OR MORE CONTAINERS USE 3439-01-407-3829. CERTIFICATION PWA1307D; B50TF137-S7, CLASS B; RR9507/17 ISS.2; DMR33005; EMS52432AA CLASS II; VFA PM819-05; WIMS 642C"