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 5998-00-916-6034
NSN 6645-00-242-0480
NSN 6620-01-377-0414
NSN 5910-01-467-1324
NSN 5855-01-318-5175
NSN 5960-01-533-5162
NSN 5990-01-651-6364
NSN 5965-01-393-8818
NSN 5895-00-422-3308
NSN 7035-01-633-9537
NSN 6610-00-739-5096
NSN 5855-01-070-8084