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 6320-01-592-6248
NSN 5905-01-045-8948
NSN 5998-01-150-6326
NSN 5975-00-135-6607
NSN 5945-01-541-4827
NSN 5855-00-327-2061
NSN 4140-01-197-7658
NSN 6145-01-169-7289
NSN 5945-00-869-8513
NSN 6150-00-177-8328
NSN 5996-01-277-1501
NSN 5855-01-057-2200