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 6240-00-803-2777
NSN 6145-01-462-3100
NSN 5855-01-302-9778
NSN 7035-01-479-1840
NSN 5925-01-598-6921
NSN 6105-00-585-3661
NSN 5999-01-515-6497
NSN 6610-00-264-0961
NSN 5985-01-118-1545
NSN 6650-01-460-3876
NSN 5975-00-271-5981
NSN 6650-01-308-5169