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 6130-01-366-7995
NSN 4140-01-267-5137
NSN 5960-01-612-9844
NSN 5915-01-067-3197
NSN 5925-01-206-1186
NSN 5975-00-644-3233
NSN 5905-01-498-2737
NSN 6135-01-449-2144
NSN 2925-00-707-6770
NSN 6645-00-097-4613
NSN 6645-01-288-5973
NSN 6620-01-252-1240