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 5930-01-141-7018
NSN 6610-01-307-3192
NSN 5985-00-478-7880
NSN 5925-00-727-3832
NSN 5925-01-455-6400
NSN 4140-01-346-2112
NSN 6150-01-431-8617
NSN 6150-01-358-8791
NSN 6110-00-951-9824
NSN 5895-01-540-4862
NSN 5930-00-007-7721
NSN 6135-01-494-3607