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 6240-01-227-4178
NSN 6620-01-492-8470
NSN 5855-01-020-7982
NSN 6105-01-204-7176
NSN 6240-01-276-2019
NSN 5945-00-126-7162
NSN 6150-01-501-7906
NSN 5960-00-968-7582
NSN 6610-01-212-2083
NSN 6145-01-108-3888
NSN 5945-01-312-0582
NSN 7035-01-289-4022