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 5910-01-138-9580
NSN 2925-01-426-3410
NSN 6110-01-483-1209
NSN 6650-01-497-1773
NSN 5998-01-487-2360
NSN 6105-01-025-9781
NSN 6110-01-400-4207
NSN 6650-00-144-4555
NSN 5999-01-167-3270
NSN 6685-01-139-4944
NSN 5975-01-401-5355
NSN 4140-00-264-5796