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 6150-01-227-2374
NSN 5915-00-086-8762
NSN 5996-00-483-1893
NSN 5925-01-574-4835
NSN 6645-00-684-3424
NSN 5925-01-534-7749
NSN 5990-01-465-9235
NSN 5930-01-518-0290
NSN 5935-01-293-9884
NSN 5895-01-267-4057
NSN 7035-01-644-5251
NSN 7035-00-585-2113