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 6685-00-038-7886
NSN 7035-00-546-2560
NSN 5835-00-833-7080
NSN 5930-01-398-0656
NSN 5960-01-378-1729
NSN 6610-01-123-2276
NSN 5999-00-619-2161
NSN 5910-01-357-6471
NSN 4140-01-379-7615
NSN 5990-01-148-5326
NSN 4140-00-949-7814
NSN 6240-00-810-3774