Media type: gravel; effective size: .25 x .50 inch
Classification: Pebbles & gravel
NSN 6685-01-454-6177
NSN 5945-00-276-9274
NSN 6110-01-342-6869
NSN 5935-01-244-4704
NSN 4140-01-570-6732
NSN 7035-00-803-3056
NSN 6240-00-119-4182
NSN 6650-01-187-9781
NSN 6135-00-231-7257
NSN 5935-00-252-6776
NSN 5999-00-633-7592
NSN 6135-01-597-7685