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 6145-00-787-7313
NSN 5960-00-116-7508
NSN 5920-01-212-1536
NSN 5930-00-526-5317
NSN 6620-01-283-1338
NSN 5950-00-078-1528
NSN 5930-01-379-4120
NSN 6685-01-463-8461
NSN 6645-01-290-3930
NSN 5975-00-060-2145
NSN 5990-01-321-2997
NSN 5945-01-453-2380