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 5965-01-507-0304
NSN 5905-01-287-3819
NSN 6650-01-268-9702
NSN 5930-00-233-6370
NSN 6150-00-959-6164
NSN 5910-01-419-0290
NSN 5996-00-549-4258
NSN 5855-00-198-3197
NSN 5990-00-964-6422
NSN 5975-01-514-2025
NSN 6620-01-309-1287
NSN 5920-00-938-7665