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 5930-01-147-5229
NSN 5835-01-602-0311
NSN 4140-00-464-7890
NSN 6105-01-264-0903
NSN 5895-00-030-0189
NSN 6220-01-348-0677
NSN 6150-01-615-5072
NSN 5915-00-514-2098
NSN 5999-01-344-2594
NSN 6610-00-854-9166
NSN 6645-01-452-9495
NSN 5996-01-186-5671