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 5990-01-462-1617
NSN 5998-01-127-0830
NSN 7035-01-145-5059
NSN 6220-01-502-6030
NSN 5935-00-192-7163
NSN 6620-01-602-8402
NSN 5950-01-411-3552
NSN 2925-01-595-9720
NSN 5996-01-023-7896
NSN 5996-01-315-6032
NSN 7035-00-104-7613
NSN 6220-01-042-6454