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 5935-01-158-4853
NSN 5935-00-164-6883
NSN 5915-01-500-2147
NSN 5930-00-345-6879
NSN 5925-00-100-0102
NSN 6135-01-445-6157
NSN 6135-01-230-4399
NSN 6620-00-248-6950
NSN 6145-01-358-3398
NSN 5910-01-135-9696
NSN 5960-00-957-0951
NSN 5996-00-937-5051