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 6650-01-308-5169
NSN 5945-01-295-9932
NSN 5999-00-043-2702
NSN 6150-01-273-8380
NSN 6145-01-243-6585
NSN 5945-01-310-7291
NSN 6320-00-070-4544
NSN 6145-01-186-0780
NSN 5855-00-327-2112
NSN 5998-00-901-3003
NSN 7035-00-096-9986
NSN 6135-01-027-7543