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 5930-01-542-0672
NSN 5985-01-157-9909
NSN 6320-00-908-6841
NSN 6110-01-597-5148
NSN 5915-01-646-1060
NSN 5915-01-174-3165
NSN 6320-01-019-1028
NSN 5996-01-017-8455
NSN 5965-01-442-8980
NSN 5950-00-717-7805
NSN 5915-00-648-6746
NSN 6105-01-102-0009