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 6150-01-106-3646
NSN 5999-01-114-8961
NSN 6610-01-201-7943
NSN 4140-00-262-9921
NSN 6240-00-351-8564
NSN 6130-01-033-0288
NSN 5945-00-908-9192
NSN 6610-01-150-7018
NSN 5975-00-687-2196
NSN 6240-01-474-5446
NSN 6610-01-428-7779
NSN 6135-01-344-9766