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 5835-01-462-5983
NSN 5996-00-480-3258
NSN 5990-01-160-6978
NSN 5950-01-463-1929
NSN 6610-01-476-7412
NSN 6320-00-456-0836
NSN 5975-01-207-9298
NSN 6610-01-117-7130
NSN 5975-01-363-8369
NSN 6220-01-522-9115
NSN 6130-00-222-5291
NSN 6240-01-398-2704