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 6650-01-110-2142
NSN 5895-01-440-3201
NSN 6320-00-082-5868
NSN 5945-00-753-9730
NSN 5855-00-228-8446
NSN 6130-01-533-1793
NSN 5999-00-973-9115
NSN 5950-01-119-2113
NSN 6130-00-100-0175
NSN 2925-00-833-9466
NSN 5915-01-328-8964
NSN 5999-00-737-0503