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 5930-00-478-3104
NSN 5945-01-634-0588
NSN 5920-00-504-8634
NSN 5925-00-182-7452
NSN 6105-01-058-8731
NSN 6145-01-063-8058
NSN 6620-01-530-1229
NSN 5895-00-190-5709
NSN 5975-00-661-1832
NSN 5945-01-519-3564
NSN 5945-01-476-8873
NSN 5930-01-578-6958