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 5998-01-558-7349
NSN 5855-00-862-3345
NSN 6685-00-416-8893
NSN 5920-01-502-9681
NSN 6320-00-391-5906
NSN 6145-01-634-0388
NSN 5835-00-829-0670
NSN 6220-01-246-7534
NSN 5895-01-457-5244
NSN 5915-00-846-2885
NSN 5925-00-119-3071
NSN 5920-01-010-4855