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 6130-00-824-1146
NSN 6645-00-240-7162
NSN 4140-01-481-2542
NSN 5998-00-243-7459
NSN 5996-01-174-0830
NSN 6320-01-054-3046
NSN 4140-00-359-5021
NSN 5915-01-285-5316
NSN 5960-01-281-2872
NSN 6135-01-420-4070
NSN 5990-01-347-6080
NSN 4140-01-653-3048