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 5925-01-575-1682
NSN 6320-00-242-3300
NSN 6150-00-704-4018
NSN 6150-01-359-1659
NSN 6150-01-308-0070
NSN 6145-00-366-5790
NSN 5945-00-143-8331
NSN 6220-01-476-8355
NSN 5960-00-404-2126
NSN 6130-00-354-0251
NSN 5999-00-617-3780
NSN 6135-01-444-6824