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 5925-00-963-4663
NSN 5855-01-191-3404
NSN 6150-00-989-6666
NSN 6135-00-676-5807
NSN 4140-00-451-8374
NSN 5855-00-337-3679
NSN 5945-00-407-0376
NSN 5945-01-043-8516
NSN 5925-00-864-6228
NSN 5965-01-015-5885
NSN 6320-00-823-2015
NSN 6135-00-100-0485