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 6685-00-179-5850
NSN 6645-01-396-6976
NSN 5945-01-167-8498
NSN 6130-00-803-4580
NSN 6240-01-112-7576
NSN 6135-00-937-4118
NSN 5960-00-121-9926
NSN 6105-01-019-3400
NSN 5960-01-252-6331
NSN 4140-01-235-8252
NSN 5996-01-510-3257
NSN 6320-00-402-6493