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 5998-00-690-6490
NSN 5910-01-083-2323
NSN 6620-00-468-6059
NSN 5925-01-524-4718
NSN 5950-00-119-9099
NSN 6130-00-237-8541
NSN 5960-00-984-4288
NSN 6130-00-907-7425
NSN 5998-01-240-6393
NSN 5855-01-339-7675
NSN 5925-01-037-5170
NSN 5895-00-004-4438