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 5930-00-338-2926
NSN 5905-01-502-7923
NSN 4140-00-205-6491
NSN 5895-00-986-6105
NSN 5905-01-012-8340
NSN 6320-01-473-9024
NSN 6130-01-094-2735
NSN 5996-01-519-3843
NSN 6220-00-570-7255
NSN 6145-01-090-3228
NSN 2925-00-878-2196
NSN 5920-00-808-0037