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 5930-00-081-3853
NSN 6135-01-466-3980
NSN 6650-00-665-3658
NSN 5985-00-262-0823
NSN 5895-01-196-5625
NSN 6130-01-546-2385
NSN 5990-01-160-6978
NSN 5998-01-339-4440
NSN 7035-00-908-4933
NSN 5935-01-577-8725
NSN 6320-00-925-0558
NSN 6145-00-490-5497