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 5945-00-083-4086
NSN 6220-01-383-6178
NSN 7035-00-390-6917
NSN 5950-00-410-7235
NSN 5999-00-973-9115
NSN 5996-00-265-7067
NSN 6620-01-354-2824
NSN 6685-01-324-8574
NSN 6105-00-035-8809
NSN 5985-01-176-2332
NSN 5950-00-337-0829
NSN 5996-00-964-2776