600 gph media filter system; third layer, fine garnet sand; size: number 30/40 mesh, 0.37 mm; uniformity: 1.4 max; specific gravity greater than 3.8; bulk density: 130 pounds per foot
Classification: Pebbles & gravel
NSN 5999-00-168-1888
NSN 5915-00-867-9922
NSN 5905-00-243-8137
NSN 6135-01-485-3940
NSN 6240-01-624-8924
NSN 5910-01-391-7774
NSN 5910-00-637-2609
NSN 6150-00-812-8145
NSN 5945-01-432-3216
NSN 2925-01-121-3355
NSN 6610-00-194-0676
NSN 5925-00-498-6718