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 5960-00-902-9039
NSN 6650-01-366-5904
NSN 5935-00-126-5937
NSN 6130-01-238-6825
NSN 6135-00-856-1343
NSN 6610-01-227-1692
NSN 6150-01-468-8239
NSN 4140-01-426-0195
NSN 5965-00-396-3411
NSN 5835-00-170-5238
NSN 6240-01-465-7712
NSN 5998-01-395-6203