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 6110-01-534-1116
NSN 6220-01-600-8829
NSN 4140-01-486-1562
NSN 5996-00-230-5550
NSN 5895-01-118-3520
NSN 6150-01-513-5957
NSN 6110-00-988-4592
NSN 5910-01-210-7654
NSN 5960-01-077-6062
NSN 5945-01-175-5069
NSN 4140-00-195-1980
NSN 5965-00-153-5216