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 5950-01-207-0028
NSN 5990-00-518-0684
NSN 6150-01-151-2287
NSN 5905-01-415-4187
NSN 5999-01-188-8316
NSN 5985-00-975-9597
NSN 6130-00-108-6115
NSN 5910-00-838-2408
NSN 5965-00-560-5804
NSN 5999-00-487-3273
NSN 6130-00-852-6379
NSN 6645-00-754-4108