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 5855-01-293-1592
NSN 6105-00-189-0515
NSN 5920-01-089-7903
NSN 5998-01-145-0515
NSN 5960-01-426-4242
NSN 5999-01-398-9050
NSN 6610-01-428-7779
NSN 5950-01-171-0520
NSN 5999-00-833-2317
NSN 5925-00-005-3694
NSN 5960-00-780-1927
NSN 5998-00-600-0243