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 6610-01-196-9861
NSN 6145-01-504-3785
NSN 5835-00-269-2232
NSN 5950-01-161-4089
NSN 5999-01-144-7172
NSN 2925-01-495-1178
NSN 5935-01-229-2906
NSN 7035-00-054-3414
NSN 6240-01-480-5897
NSN 4140-00-948-3663
NSN 5935-01-231-5663
NSN 6650-01-232-7744