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 6620-00-242-7032
NSN 7035-01-535-7320
NSN 5930-00-959-0077
NSN 5990-01-078-1294
NSN 6320-01-425-1417
NSN 2925-01-191-5814
NSN 5930-01-263-7651
NSN 6650-00-451-8174
NSN 6145-00-912-2616
NSN 5960-01-649-1341
NSN 5950-01-050-8445
NSN 5895-01-363-4110