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 6110-00-971-2035
NSN 5965-01-513-9978
NSN 4140-01-661-2116
NSN 6320-00-149-7570
NSN 5920-00-894-4556
NSN 5930-00-657-4774
NSN 5945-00-737-3195
NSN 5895-01-292-2005
NSN 5985-01-359-3356
NSN 5975-01-628-6518
NSN 4140-01-642-9289
NSN 2925-01-577-0004