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 5975-00-307-7069
NSN 7035-01-110-9355
NSN 5998-01-371-8086
NSN 5950-01-583-1265
NSN 6685-00-009-3764
NSN 5975-01-023-8403
NSN 5920-01-526-2202
NSN 6150-01-512-1952
NSN 4140-01-024-2292
NSN 6240-01-490-2554
NSN 5950-01-143-9026
NSN 6610-00-012-8072