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 5996-01-580-0582
NSN 6320-01-552-8721
NSN 6145-00-106-0611
NSN 5998-01-069-2963
NSN 5950-01-290-3967
NSN 5835-00-677-9659
NSN 5975-01-362-4857
NSN 6685-00-658-7295
NSN 6685-01-051-6696
NSN 5990-00-222-9899
NSN 5895-01-079-7117
NSN 6650-01-361-9336