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 6220-01-065-2171
NSN 5950-01-357-2384
NSN 6130-01-090-0248
NSN 5960-00-398-1029
NSN 4140-01-369-8109
NSN 6685-01-241-8006
NSN 6685-01-476-0766
NSN 5960-01-088-6553
NSN 6610-01-172-4041
NSN 5975-01-249-3413
NSN 5945-00-414-5175
NSN 6610-00-827-8959