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 6240-00-931-6686
NSN 5930-01-175-6088
NSN 5965-00-909-5345
NSN 5996-00-316-5115
NSN 5895-01-553-7223
NSN 5996-00-935-5070
NSN 5998-00-894-0904
NSN 6240-01-271-6230
NSN 5925-01-505-3478
NSN 5930-01-634-0659
NSN 5950-01-396-4788
NSN 6135-00-583-3966