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 5999-01-643-1441
NSN 5945-00-851-3553
NSN 5910-01-263-3951
NSN 6150-01-510-2159
NSN 5998-00-623-2954
NSN 5895-00-078-9281
NSN 5996-00-054-4628
NSN 5895-01-543-3681
NSN 2925-01-326-0908
NSN 6220-01-346-2688
NSN 5996-00-489-0595
NSN 2925-00-450-7783