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 5950-01-611-0083
NSN 5996-01-550-2869
NSN 5915-00-031-4165
NSN 5990-00-964-9672
NSN 5990-01-087-3103
NSN 6145-00-581-1629
NSN 6610-01-580-1887
NSN 5990-01-588-3999
NSN 6610-00-477-7931
NSN 5999-01-340-8400
NSN 5920-00-922-4906
NSN 7035-01-604-9813