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 6105-00-964-4060
NSN 7035-00-076-4097
NSN 6145-00-682-3484
NSN 6150-00-040-8446
NSN 5998-01-149-3200
NSN 7035-00-059-7970
NSN 6135-01-463-2445
NSN 7035-00-679-9027
NSN 5905-01-322-3155
NSN 6645-00-108-6479
NSN 5910-01-345-2897
NSN 5960-01-499-7172