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 5975-01-557-1371
NSN 5835-01-158-6878
NSN 6610-01-503-0153
NSN 5910-01-576-3178
NSN 5990-01-588-3999
NSN 5855-00-481-0019
NSN 2925-01-350-0200
NSN 5990-01-013-0793
NSN 5950-01-420-6528
NSN 5915-01-345-4846
NSN 6620-00-236-7148
NSN 6145-01-579-0768