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 6320-01-406-6098
NSN 6130-01-119-0950
NSN 5920-01-139-5973
NSN 6135-01-448-9474
NSN 6145-00-154-1360
NSN 6620-01-524-9112
NSN 6220-01-077-7833
NSN 6620-01-506-1003
NSN 5945-01-086-2148
NSN 6150-01-599-0283
NSN 6645-01-522-7447
NSN 5999-00-735-2205