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 5895-00-003-2198
NSN 5998-01-208-1002
NSN 5925-00-882-6676
NSN 2925-01-408-6205
NSN 5855-00-433-2377
NSN 5930-01-607-8474
NSN 5905-01-110-3861
NSN 5990-01-416-1017
NSN 6620-01-625-2855
NSN 5855-01-618-9749
NSN 6220-00-274-8541
NSN 6110-00-506-2352