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 5925-01-378-6857
NSN 6320-00-139-1090
NSN 7035-01-079-1514
NSN 6220-01-481-1105
NSN 5975-00-848-6468
NSN 5935-00-964-5470
NSN 5905-01-545-0376
NSN 5950-01-513-4246
NSN 5905-01-004-4312
NSN 5920-01-241-9594
NSN 5915-01-217-1394
NSN 5975-01-604-0297