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 6135-01-384-7155
NSN 5960-01-146-0289
NSN 6620-00-895-6902
NSN 5965-00-439-6287
NSN 5895-01-628-8130
NSN 5990-00-513-5328
NSN 6130-00-263-1827
NSN 6220-00-222-5663
NSN 4140-01-225-7915
NSN 5950-01-252-3985
NSN 6135-00-100-8890
NSN 2925-01-527-8745