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 5975-01-367-6912
NSN 6240-00-653-8134
NSN 5855-01-312-5160
NSN 5915-00-103-1656
NSN 5975-01-347-6404
NSN 5935-01-525-6612
NSN 6145-01-361-2575
NSN 6130-00-240-4765
NSN 5925-01-467-2668
NSN 5920-00-933-5439
NSN 5910-01-548-2168
NSN 5975-01-571-6960