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 5855-01-258-6180
NSN 6135-00-377-9165
NSN 4140-01-250-2465
NSN 5996-01-331-8810
NSN 7035-01-608-0693
NSN 5920-00-563-9791
NSN 5985-01-452-3845
NSN 5999-01-469-7625
NSN 5895-01-081-9272
NSN 6105-01-246-0008
NSN 6320-00-224-1852
NSN 5999-01-252-9210