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 5910-00-144-4383
NSN 5915-00-580-2716
NSN 6145-01-023-0128
NSN 6685-01-303-9529
NSN 6145-00-489-3574
NSN 5895-00-823-1457
NSN 6110-01-608-8058
NSN 6145-00-207-8858
NSN 5835-00-187-1481
NSN 5998-00-306-4453
NSN 5975-01-073-7863
NSN 6610-01-203-8098