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 5999-01-231-9354
NSN 5990-00-078-3182
NSN 2925-01-196-6187
NSN 6105-00-477-6880
NSN 6130-01-229-6801
NSN 5975-01-581-3429
NSN 5920-01-622-0257
NSN 5990-01-660-9694
NSN 5915-00-780-5398
NSN 5915-00-622-0390
NSN 5935-00-944-9548
NSN 5975-01-527-7436