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 7035-01-437-4137
NSN 5910-01-285-0390
NSN 5915-01-473-2455
NSN 6220-01-425-1132
NSN 5990-01-364-1942
NSN 6105-00-448-0399
NSN 5920-00-198-4337
NSN 5835-01-268-1924
NSN 5998-00-832-0814
NSN 6610-01-397-6965
NSN 6620-00-738-7836
NSN 6620-01-070-2215