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 4140-01-088-7512
NSN 7035-01-368-1070
NSN 5905-01-160-7546
NSN 5975-00-521-1694
NSN 6220-01-317-3283
NSN 5910-00-446-0206
NSN 5905-00-435-2604
NSN 5960-00-928-8365
NSN 6220-01-502-8737
NSN 5925-00-315-2238
NSN 5855-01-371-9776
NSN 5910-01-345-0581