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 6135-01-431-6801
NSN 6105-00-596-7099
NSN 6320-00-270-8222
NSN 5920-01-578-7055
NSN 6145-00-903-4619
NSN 5935-01-448-6587
NSN 5998-01-099-3471
NSN 5855-01-651-7129
NSN 5990-01-408-6554
NSN 5935-00-600-9451
NSN 6645-00-497-3495
NSN 5965-00-812-9158