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 6135-01-167-7604
NSN 5920-01-592-8303
NSN 6135-00-938-1351
NSN 6650-00-583-1735
NSN 5950-00-258-6661
NSN 5975-01-055-4727
NSN 6105-00-384-1693
NSN 5855-00-014-5008
NSN 6130-01-482-4719
NSN 5975-00-994-5648
NSN 6130-01-322-6121
NSN 5925-01-612-4141