Individual Load Carrying Universal Sling (1964) Saturday October 15th, 2016 admin The Vietnam War, Backpack & Rucksack 6,366 views Stock Number Reference: Sling, Universal, Individual Load Carrying FSN: 8465-753-3257 Assign Date: Unknown Manual: FM 21-15 “Care and Use of Individual Clothing and Equipment” vietnam_warslingammo_carrier