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 5925-01-110-1918
NSN 5960-01-355-2968
NSN 5855-01-257-5338
NSN 5910-01-596-1685
NSN 6145-01-005-4654
NSN 6685-00-943-7251
NSN 5975-01-307-6993
NSN 5835-01-599-1876
NSN 5835-00-689-0278
NSN 6220-00-186-8565
NSN 5835-01-138-8622
NSN 5930-01-375-3515