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 2925-01-351-9748
NSN 2925-00-371-2285
NSN 5895-01-024-9573
NSN 6220-01-095-6525
NSN 6240-00-008-1654
NSN 5905-01-420-5162
NSN 5930-01-267-7147
NSN 5998-00-237-8965
NSN 6240-01-206-7882
NSN 6645-01-386-4588
NSN 6145-00-382-6199
NSN 5999-01-147-5684