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 5975-01-382-8542
NSN 5915-01-571-9577
NSN 5975-00-017-7247
NSN 6105-00-225-9464
NSN 5960-00-135-6143
NSN 5930-00-240-4247
NSN 5999-01-608-6195
NSN 5998-01-259-9742
NSN 6135-00-485-7402
NSN 5965-01-061-3724
NSN 5925-00-809-2464
NSN 6150-00-587-4818