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 5835-01-618-1225
NSN 6135-00-078-9931
NSN 6150-01-575-0153
NSN 5975-00-891-9738
NSN 5920-00-427-7267
NSN 5895-01-440-8722
NSN 6685-00-249-7668
NSN 5945-01-558-5141
NSN 5999-01-110-2336
NSN 6685-01-546-3287
NSN 6220-01-209-0832
NSN 6685-00-327-6401