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 5945-01-498-0790
NSN 5975-01-336-8507
NSN 5965-01-532-9530
NSN 6145-01-350-4272
NSN 5975-01-055-2290
NSN 6620-00-126-5072
NSN 5910-00-494-7282
NSN 6685-01-542-8635
NSN 6240-00-235-5159
NSN 5990-00-861-7986
NSN 5960-00-215-5884
NSN 5930-01-376-2271