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 5855-01-513-9601
NSN 5960-00-304-8668
NSN 6240-00-959-4952
NSN 5975-01-317-0570
NSN 5930-01-594-5175
NSN 5990-00-519-9974
NSN 5905-01-411-4660
NSN 5925-01-293-3970
NSN 6610-01-603-7069
NSN 6645-00-847-3727
NSN 5945-00-056-0822
NSN 5935-00-952-5656