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 6320-00-937-5625
NSN 6645-00-269-2764
NSN 5855-01-249-0717
NSN 5930-01-056-5382
NSN 5960-01-346-3377
NSN 6150-01-118-1944
NSN 6685-00-842-8729
NSN 5999-00-396-6526
NSN 6110-01-370-4984
NSN 6645-00-225-2742
NSN 6645-01-525-7493
NSN 5855-00-912-3885