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 5925-01-222-1261
NSN 5920-01-006-2768
NSN 5920-00-209-0443
NSN 5945-01-171-0130
NSN 6135-01-492-5717
NSN 6320-00-894-1644
NSN 6650-01-468-7704
NSN 5935-01-212-3883
NSN 6610-01-004-5856
NSN 5895-00-566-6559
NSN 5950-00-021-5593
NSN 5996-01-231-4361