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 5915-01-090-8013
NSN 5935-01-359-2065
NSN 6110-00-248-1169
NSN 5975-01-631-1497
NSN 5950-01-089-7934
NSN 5996-00-167-7675
NSN 5950-00-557-3770
NSN 5925-01-600-6772
NSN 4140-00-788-2874
NSN 6240-01-633-9357
NSN 5910-01-633-9963
NSN 6320-01-519-8767