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 5998-00-420-1448
NSN 6685-00-753-2896
NSN 6220-01-561-7023
NSN 5905-01-364-0737
NSN 6220-01-427-2333
NSN 5985-00-736-6073
NSN 5915-00-895-0527
NSN 5895-01-504-3438
NSN 5996-01-412-0813
NSN 5990-01-024-9659
NSN 5905-00-284-9477
NSN 6650-01-343-3040