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 5915-01-555-0034
NSN 2925-01-625-6841
NSN 5985-00-082-3989
NSN 6685-01-072-5612
NSN 5905-01-527-9758
NSN 5999-01-213-8548
NSN 5935-00-528-6999
NSN 5920-01-285-9879
NSN 5998-00-100-0491
NSN 6320-01-412-2973
NSN 5996-01-188-7548
NSN 5960-01-505-2426