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 5999-01-536-8286
NSN 2925-01-398-6751
NSN 5905-01-580-2078
NSN 5960-01-308-0063
NSN 6130-00-141-5362
NSN 5975-01-449-8079
NSN 5960-00-215-5884
NSN 2925-01-204-6243
NSN 5985-00-110-1814
NSN 5965-00-246-5612
NSN 5975-01-534-3769
NSN 5945-01-128-4532