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 5965-01-379-5870
NSN 2925-01-157-9204
NSN 6645-01-500-0827
NSN 5910-01-592-8988
NSN 6135-01-552-1568
NSN 5935-01-079-2596
NSN 5996-01-431-1524
NSN 6135-00-152-8729
NSN 5975-01-112-3526
NSN 6150-01-598-5240
NSN 5975-01-452-1064
NSN 6650-01-652-4361