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 5905-01-356-5712
NSN 5855-01-510-8235
NSN 6320-01-521-1764
NSN 5910-01-362-8552
NSN 5945-00-891-1464
NSN 5855-01-462-3208
NSN 5965-01-195-2168
NSN 5998-00-867-0770
NSN 6135-01-512-8740
NSN 5915-00-553-8755
NSN 6145-01-634-0388
NSN 4140-00-337-6631