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 5910-01-014-1432
NSN 6620-01-417-8110
NSN 5895-00-357-4535
NSN 6620-01-618-9854
NSN 5950-01-262-0417
NSN 6610-00-451-1155
NSN 5990-00-910-2415
NSN 6135-01-648-4875
NSN 5960-00-959-5226
NSN 6650-01-351-4544
NSN 5985-00-528-1902
NSN 5990-00-609-4279