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 6620-00-069-5764
NSN 7035-00-104-7613
NSN 6130-01-571-7932
NSN 6105-01-089-7658
NSN 5990-00-789-1333
NSN 6645-00-315-9254
NSN 5920-01-357-7165
NSN 5975-01-446-1241
NSN 5996-01-575-5349
NSN 5950-00-472-0780
NSN 5930-01-362-3995
NSN 5855-01-100-3272