Media type: gravel; effective size: .25 x .50 inch
Classification: Pebbles & gravel
NSN 5998-01-381-1830
NSN 6105-01-014-6104
NSN 5985-00-262-5109
NSN 5935-01-345-8691
NSN 4140-01-281-1615
NSN 5960-00-104-5955
NSN 7035-01-145-5059
NSN 2925-01-300-2897
NSN 6650-00-391-8404
NSN 5965-00-275-0491
NSN 5960-00-258-9292
NSN 5999-00-499-8949