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 5999-01-334-5506
NSN 6145-01-236-5305
NSN 5855-01-559-8426
NSN 6105-00-728-8612
NSN 6105-01-650-9489
NSN 6240-00-135-7071
NSN 5905-01-110-2986
NSN 6645-00-715-1531
NSN 6150-01-588-3740
NSN 5999-01-163-6274
NSN 5935-01-422-5234
NSN 6650-01-112-0453