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 5855-00-494-9581
NSN 5945-01-353-9566
NSN 5925-00-995-1631
NSN 5998-01-472-2520
NSN 6645-01-058-3817
NSN 5910-00-497-4857
NSN 5975-01-056-4727
NSN 5990-01-277-9753
NSN 5999-00-369-7664
NSN 5915-00-332-9984
NSN 5910-00-617-5105
NSN 6620-01-468-3826