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 6135-01-391-8539
NSN 6685-01-419-1761
NSN 5996-00-951-9181
NSN 6620-01-440-5585
NSN 5920-00-921-6506
NSN 6135-01-295-2708
NSN 5945-01-575-7868
NSN 5905-00-461-5474
NSN 5930-01-338-0484
NSN 5895-00-936-6987
NSN 5945-01-013-2092
NSN 5920-00-366-0111