600 gph media filter system; top layer, anthracite; size: number 2, 1.7 mm to 2.0 mm; uniformity: 1.60 max; specific gravity: 1.4 to 1.7; bulk density: 50 pounds per foot
Classification: Sands of all kinds, natural, whether or not colored, other than silica, quartz, or metal-bearing sands of chapter 26
NSN 6145-00-061-6866
NSN 5945-00-597-8633
NSN 6105-01-634-0322
NSN 5855-00-198-3197
NSN 5996-01-337-6190
NSN 7035-01-335-7536
NSN 5920-00-263-2192
NSN 5935-01-054-2357
NSN 6105-01-167-9229
NSN 6240-01-486-0789
NSN 6620-01-026-1776
NSN 5960-01-114-0197