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 5930-01-535-0182
NSN 5985-01-180-1841
NSN 5996-00-700-2682
NSN 5855-01-062-5655
NSN 5965-01-069-0391
NSN 5998-01-079-0506
NSN 5920-01-572-1092
NSN 5965-01-422-9770
NSN 5996-00-932-5301
NSN 5925-01-311-9924
NSN 6145-00-076-9324
NSN 6320-01-296-3181