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 5985-00-408-8669
NSN 5996-01-212-3066
NSN 6650-01-562-0096
NSN 5960-00-504-9264
NSN 5998-01-470-8068
NSN 6685-00-079-0057
NSN 5915-01-088-8128
NSN 5905-01-136-0294
NSN 5975-00-433-2878
NSN 5990-01-316-6344
NSN 6220-00-757-2025
NSN 6685-01-351-3211