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 5960-00-937-6853
NSN 6130-01-056-1814
NSN 5935-01-444-3756
NSN 6220-00-702-0677
NSN 5998-01-336-4569
NSN 6220-00-251-5600
NSN 2925-00-898-9135
NSN 5998-01-546-1710
NSN 5910-00-637-2609
NSN 5999-00-269-5320
NSN 5965-01-579-6854
NSN 6135-00-299-6918