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 5950-01-142-8732
NSN 5996-01-016-1472
NSN 6240-01-461-3733
NSN 4140-01-299-2309
NSN 6145-00-836-0510
NSN 6110-01-544-9558
NSN 5895-01-088-6772
NSN 5895-01-227-2157
NSN 2925-01-053-5697
NSN 5895-01-188-7470
NSN 6610-00-308-9034
NSN 5935-00-211-1490