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 6620-01-414-4578
NSN 6130-00-980-6518
NSN 5950-01-508-1938
NSN 6320-01-317-0926
NSN 5905-01-410-7436
NSN 5960-01-181-2143
NSN 5996-01-057-7918
NSN 2925-01-175-1217
NSN 6620-00-296-6762
NSN 5930-00-828-0652
NSN 6610-01-652-5060
NSN 5975-00-079-0022