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 5975-01-213-1904
NSN 6240-01-317-1382
NSN 5915-00-978-2650
NSN 6145-01-534-6168
NSN 6130-01-468-9662
NSN 6135-01-336-3115
NSN 5996-01-461-3464
NSN 5930-00-762-9131
NSN 6220-01-411-8925
NSN 6645-01-295-9995
NSN 5999-00-184-0324
NSN 5965-01-597-0922