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 5960-01-391-8860
NSN 5960-01-418-2641
NSN 5895-01-331-5602
NSN 6145-01-089-9879
NSN 4140-01-017-2184
NSN 5895-00-808-0420
NSN 5999-01-399-0271
NSN 5985-01-593-8183
NSN 5925-00-227-0396
NSN 5985-00-379-2345
NSN 5998-01-152-0930
NSN 6145-01-485-8254