Media type: gravel; effective size: .25 x .50 inch
Classification: Pebbles & gravel
NSN 5975-01-560-7303
NSN 6650-00-726-4242
NSN 2925-01-643-4472
NSN 2925-00-048-7172
NSN 6135-00-816-9052
NSN 4140-00-686-0839
NSN 5925-01-039-8375
NSN 5960-00-056-5620
NSN 6135-00-223-9563
NSN 6650-01-058-0049
NSN 5930-01-265-2340
NSN 5835-01-193-6192