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 6150-01-052-9020
NSN 5965-00-251-2529
NSN 6650-01-162-5882
NSN 5998-01-207-0979
NSN 5996-01-224-7914
NSN 5895-00-456-0830
NSN 6150-00-386-1996
NSN 5985-01-500-1898
NSN 5915-01-263-3448
NSN 6645-00-419-9939
NSN 5950-00-738-9553
NSN 6105-01-549-2721