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 6150-00-373-2891
NSN 6150-00-815-2672
NSN 6130-01-577-3873
NSN 5910-01-368-5064
NSN 5999-00-925-1146
NSN 6610-01-522-3345
NSN 5930-01-454-7018
NSN 5920-00-384-8926
NSN 7035-01-544-1380
NSN 6220-00-594-8817
NSN 6145-01-139-4859
NSN 5975-01-326-1294