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 5945-01-277-0817
NSN 6105-00-105-2443
NSN 5905-01-451-0063
NSN 6240-00-349-9323
NSN 5950-01-492-0998
NSN 5945-00-063-0683
NSN 5960-00-181-0640
NSN 5996-00-841-5534
NSN 5975-00-290-4285
NSN 6240-01-592-9088
NSN 5965-01-213-0338
NSN 5945-00-082-1195