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 2925-01-587-3956
NSN 4140-01-634-0330
NSN 5950-00-174-8147
NSN 5996-01-274-7595
NSN 5960-01-049-4374
NSN 6620-00-578-5851
NSN 5925-01-642-1198
NSN 5975-00-306-4688
NSN 5895-01-575-6048
NSN 6685-01-108-2411
NSN 6150-01-490-0347
NSN 5965-00-757-3403