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 5998-00-776-7517
NSN 6645-01-449-1824
NSN 6145-01-014-6260
NSN 6650-01-106-1868
NSN 5855-01-180-5369
NSN 5945-00-110-7753
NSN 5910-00-081-3500
NSN 5985-00-800-3538
NSN 5960-01-420-4744
NSN 6320-01-067-0474
NSN 6610-01-576-8955
NSN 5915-01-295-3282