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 6645-01-550-3191
NSN 5998-01-485-0348
NSN 5996-01-416-5769
NSN 6645-00-606-5703
NSN 5910-00-455-0869
NSN 5960-00-515-7366
NSN 5835-01-143-9143
NSN 5905-01-294-1483
NSN 5950-01-090-1619
NSN 5996-00-917-0626
NSN 5905-01-006-5141
NSN 6150-01-542-5952