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 6220-01-228-7106
NSN 5999-01-223-1340
NSN 6240-01-620-2164
NSN 5999-00-597-5054
NSN 5950-00-735-6826
NSN 6610-01-342-5952
NSN 5945-00-255-4033
NSN 5950-00-170-6790
NSN 6220-01-480-2929
NSN 5990-01-113-8121
NSN 5998-00-104-4633
NSN 5985-01-170-4076