Media type: gravel; effective size: .25 x .50 inch
Classification: Pebbles & gravel
NSN 5905-01-116-4082
NSN 2925-00-295-8109
NSN 5975-00-188-7764
NSN 5930-00-008-8500
NSN 5998-01-014-0016
NSN 6135-00-248-4102
NSN 5990-01-254-2936
NSN 5950-01-499-9180
NSN 5950-01-193-1467
NSN 5910-00-491-6290
NSN 5996-01-273-7333
NSN 6645-00-063-1996