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 5950-00-286-3301
NSN 6240-01-398-6049
NSN 6645-01-508-6028
NSN 6320-01-459-6992
NSN 5915-00-557-6467
NSN 5895-01-435-6624
NSN 5996-01-043-2105
NSN 5996-01-578-1977
NSN 5930-01-538-4739
NSN 5910-01-040-5489
NSN 5905-01-311-1821
NSN 5999-01-459-7395