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 2925-01-379-6183
NSN 5990-00-170-4239
NSN 6150-00-969-6194
NSN 5910-00-218-1114
NSN 6685-01-235-7009
NSN 5975-00-426-8794
NSN 6145-00-974-3987
NSN 5950-00-229-5155
NSN 2925-01-259-7092
NSN 5965-00-702-7257
NSN 6220-01-434-4976
NSN 4140-01-248-7205