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 6135-01-113-1507
NSN 6110-01-633-9660
NSN 6620-01-266-1663
NSN 7035-01-520-7243
NSN 6145-00-011-2390
NSN 5905-01-631-7245
NSN 5999-01-422-5390
NSN 5996-01-010-0257
NSN 5985-01-545-6899
NSN 5905-01-461-1144
NSN 5935-00-282-7967
NSN 5905-01-339-7330