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 5925-01-521-9820
NSN 5998-00-067-4316
NSN 6220-00-799-4230
NSN 6620-01-420-8666
NSN 6220-01-069-8267
NSN 6150-01-617-3120
NSN 5910-01-306-6993
NSN 5915-01-089-7554
NSN 2925-01-288-2091
NSN 6650-01-303-4662
NSN 7035-00-337-8745
NSN 6105-00-093-1450