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 2925-01-628-6351
NSN 5855-00-451-6155
NSN 5905-01-423-8466
NSN 6220-01-274-0724
NSN 6105-01-325-0110
NSN 5965-00-588-6789
NSN 5975-01-064-4084
NSN 5855-00-494-9581
NSN 6135-00-170-8819
NSN 6240-01-198-3897
NSN 4140-01-579-7223
NSN 5925-01-092-5018