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 5915-00-933-2679
NSN 6645-01-214-6309
NSN 5945-01-175-4544
NSN 6145-01-612-1749
NSN 5915-01-340-7502
NSN 7035-01-223-4097
NSN 5999-01-478-6885
NSN 6685-01-634-0611
NSN 5960-01-491-9916
NSN 4140-01-373-3399
NSN 5915-00-082-1286
NSN 6105-01-411-9189