Media type: gravel; effective size: .25 x .50 inch
Classification: Pebbles & gravel
NSN 5975-01-211-6594
NSN 6650-00-518-2962
NSN 5960-00-307-9919
NSN 5915-00-516-9987
NSN 6240-01-322-0493
NSN 5910-00-511-4029
NSN 6220-00-802-9154
NSN 4140-01-537-6759
NSN 6320-01-116-3980
NSN 6135-01-420-5907
NSN 6105-01-252-0381
NSN 5835-01-205-6614