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 2925-01-430-4206
NSN 6220-01-010-3958
NSN 6620-01-336-6646
NSN 6645-00-943-9063
NSN 5925-00-984-9125
NSN 6220-00-676-0904
NSN 5996-01-417-4246
NSN 6650-01-176-3257
NSN 5910-00-987-2834
NSN 5998-00-799-2699
NSN 5925-00-978-7114
NSN 6220-00-079-0851