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 6650-00-239-9226
NSN 5915-00-413-0675
NSN 5990-01-203-6089
NSN 5990-01-290-4787
NSN 5960-01-010-3083
NSN 5855-01-394-7125
NSN 5910-01-302-4054
NSN 5945-01-215-1139
NSN 5996-01-372-8174
NSN 4140-01-145-8823
NSN 5835-00-958-6231
NSN 5950-00-906-6178