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 6135-01-384-7155
NSN 5935-00-457-2483
NSN 4140-00-016-2615
NSN 5965-01-356-2047
NSN 4140-00-299-6328
NSN 5855-01-093-8202
NSN 4140-01-152-9161
NSN 5975-01-197-7673
NSN 5998-01-302-8635
NSN 6650-01-606-9209
NSN 5905-00-818-0904
NSN 6150-00-596-9253