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 5996-01-450-8370
NSN 6145-00-870-1137
NSN 6150-01-144-6332
NSN 6610-00-756-3139
NSN 4140-01-650-9116
NSN 5835-00-084-8695
NSN 4140-00-943-7434
NSN 6150-01-122-9584
NSN 2925-00-203-8735
NSN 6110-00-577-8156
NSN 5895-01-571-0736
NSN 6685-00-350-9248