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 5950-01-420-6528
NSN 5895-01-443-8884
NSN 6150-01-336-3572
NSN 5920-00-602-7626
NSN 5930-01-050-9346
NSN 5930-00-316-3689
NSN 5930-01-323-8599
NSN 5975-01-083-6225
NSN 6135-00-583-3966
NSN 6320-01-054-3046
NSN 5920-01-265-1873
NSN 2925-01-295-2017