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 4140-01-032-5746
NSN 6110-01-021-0199
NSN 6110-01-447-2770
NSN 5985-01-571-2992
NSN 6620-01-169-6699
NSN 6610-01-312-1644
NSN 5930-01-111-5151
NSN 5930-01-016-2982
NSN 5950-01-198-7923
NSN 2925-00-909-2596
NSN 5935-00-171-3129
NSN 5905-01-207-8608