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 5975-00-223-9863
NSN 5950-00-739-8103
NSN 5895-01-474-5209
NSN 6610-00-740-3389
NSN 5855-01-020-7982
NSN 5935-00-997-4161
NSN 5910-00-445-8904
NSN 5996-01-062-0807
NSN 6135-01-472-5681
NSN 5895-01-367-2922
NSN 4140-00-675-5888
NSN 5945-01-339-5588