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 5915-00-792-5453
NSN 5895-01-399-6887
NSN 5895-01-255-6868
NSN 5835-01-528-7454
NSN 5998-00-290-5511
NSN 5965-01-461-2850
NSN 5905-01-403-2806
NSN 2925-01-480-8273
NSN 6240-01-311-1121
NSN 5975-01-458-2426
NSN 5930-01-465-2029
NSN 5998-01-031-4815