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 6220-00-903-8586
NSN 5905-00-469-5847
NSN 5999-00-269-5320
NSN 5920-01-024-0592
NSN 5945-01-571-4505
NSN 5996-01-553-7399
NSN 5998-01-152-4873
NSN 5910-01-123-9556
NSN 2925-00-561-9904
NSN 5895-00-919-0684
NSN 6685-01-483-1373
NSN 6220-01-175-9052