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 5925-00-145-9065
NSN 6645-00-171-9251
NSN 5925-01-525-1853
NSN 5935-01-409-1120
NSN 2925-01-631-7004
NSN 5965-00-518-0958
NSN 6610-00-942-3383
NSN 6320-00-036-3688
NSN 5855-00-688-9954
NSN 5945-00-147-4305
NSN 6645-01-372-9464
NSN 5855-01-591-0050