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 6130-01-524-7102
NSN 6220-01-253-5172
NSN 5910-01-034-3197
NSN 6145-00-567-3255
NSN 5985-01-367-2220
NSN 5895-00-627-2720
NSN 6110-00-468-6897
NSN 5990-00-537-6118
NSN 5990-01-167-7043
NSN 6150-01-372-0503
NSN 5935-01-429-2163
NSN 5895-01-119-9263