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 6240-01-219-9358
NSN 4140-00-862-5644
NSN 5920-01-520-5397
NSN 5935-00-137-2212
NSN 5935-00-346-8001
NSN 4140-01-232-6067
NSN 6130-00-003-1545
NSN 5985-01-379-5646
NSN 5895-01-627-0954
NSN 6150-01-535-7431
NSN 6320-01-323-1947
NSN 6220-00-325-2740