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 6130-00-188-6487
NSN 5998-01-242-9701
NSN 7035-00-830-1235
NSN 5965-01-411-7667
NSN 6135-00-900-2139
NSN 6685-01-346-2213
NSN 6645-00-935-7046
NSN 5960-00-379-4466
NSN 5895-01-613-3031
NSN 5960-01-207-6232
NSN 4140-01-420-6263
NSN 5990-01-219-2703