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 5996-00-466-9781
NSN 5998-01-487-6482
NSN 5930-01-037-3506
NSN 5930-00-251-7815
NSN 5950-01-204-9492
NSN 6110-01-411-6660
NSN 6105-01-401-5361
NSN 6685-00-144-0979
NSN 6130-01-164-9480
NSN 6135-01-422-1440
NSN 2925-01-353-3928
NSN 6105-01-630-9813