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 6620-01-207-0667
NSN 5950-01-276-8869
NSN 5945-00-494-9018
NSN 6320-01-019-1028
NSN 5925-00-286-8502
NSN 6610-01-348-0545
NSN 5996-01-251-0116
NSN 6650-01-584-9606
NSN 5950-00-932-5522
NSN 6320-00-593-0379
NSN 5945-00-362-7192
NSN 5930-00-103-1558