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 5996-01-506-9672
NSN 5920-00-294-0753
NSN 5945-01-231-3232
NSN 7035-00-108-4421
NSN 6610-01-598-4955
NSN 4140-01-509-0009
NSN 5920-00-527-9473
NSN 5935-00-419-3714
NSN 5920-01-322-7553
NSN 5998-00-831-7787
NSN 6220-01-468-6885
NSN 5960-01-304-0416