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 5925-00-419-0233
NSN 5925-00-103-7918
NSN 5895-00-637-2658
NSN 6650-01-643-5908
NSN 6145-00-209-3556
NSN 7035-01-336-0464
NSN 5999-01-312-5607
NSN 5935-00-024-1060
NSN 6650-01-197-4585
NSN 5920-00-644-3285
NSN 5990-01-522-6096
NSN 5945-01-188-7189