"THIS NSN IS USED TO PURCHASE A MINIMUM OF 12 OR MORE CONTAINERS. TO PURCHASE A MINIMUM OF 1 TO A MAXIMUM OF 3 CONTAINERS USE NSN 3439-01-380- 4214, TO PURCHASE A MINIMUM OF 4 TO A MAXIMUM OF 11 CONTAINERS USE NSN 3439- 01-407-7824, COMPOSITION: ALUMINUM/NICKEL CHROMIUM ALLOY. CERTIFICATION: PWA1347C/CPW369; B50TF119-S9, CLA; RR9507/14 ISS.2; DMR33018; EMS52432AA CLASS XVII VFA; PM819-47; M3956E; TF5045 TYPE S."