A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5960-01-474-4843
NSN 5990-01-036-1631
NSN 6145-01-479-0528
NSN 6220-01-047-4060
NSN 5985-01-517-3119
NSN 6220-01-224-8746
NSN 6620-00-787-6683
NSN 5975-00-248-5590
NSN 6620-01-046-3648
NSN 6220-00-823-6688
NSN 5935-00-816-6807
NSN 6145-01-261-5150