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 6620-01-195-0190
NSN 5950-01-651-4716
NSN 6320-01-125-3361
NSN 5998-00-393-5825
NSN 6610-01-253-1449
NSN 5855-00-114-4954
NSN 6130-01-545-6605
NSN 6645-01-254-0490
NSN 6650-00-920-0332
NSN 5990-01-442-3520
NSN 5975-01-634-0678
NSN 5975-00-596-2119