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 2925-01-115-0306
NSN 6685-01-442-6465
NSN 5925-01-098-4937
NSN 5990-00-444-6987
NSN 5996-01-436-8548
NSN 5920-01-530-2761
NSN 6150-01-448-0037
NSN 6135-00-235-1938
NSN 6110-01-266-2847
NSN 5945-00-767-8165
NSN 5945-01-510-6901
NSN 5920-01-584-3310