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 6650-00-276-9838
NSN 5895-00-868-3668
NSN 7035-00-111-4389
NSN 5910-01-103-3020
NSN 5855-00-327-2061
NSN 5910-01-608-3772
NSN 6135-01-255-9129
NSN 6110-00-469-7981
NSN 5960-01-020-2841
NSN 6620-00-383-8740
NSN 6645-01-511-3272
NSN 5990-00-195-9460