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 5950-01-537-7577
NSN 6150-00-233-6356
NSN 5915-01-546-4186
NSN 5965-01-503-1617
NSN 5895-00-873-6875
NSN 6150-00-922-8908
NSN 5915-01-424-3186
NSN 5960-00-812-7166
NSN 5895-01-114-2083
NSN 5835-00-516-8675
NSN 5999-01-544-9224
NSN 7035-00-200-5162