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 5945-00-067-3331
NSN 6685-01-445-8782
NSN 5930-01-458-8258
NSN 5975-01-516-7373
NSN 5915-01-312-9424
NSN 5915-01-361-7702
NSN 5855-00-832-9341
NSN 5910-01-373-9886
NSN 6130-00-372-4322
NSN 5998-01-399-0353
NSN 6320-00-313-9114
NSN 5835-01-592-2350