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 5910-01-236-4154
NSN 6135-00-962-4110
NSN 5915-01-360-2059
NSN 6685-01-203-1034
NSN 5990-01-330-4552
NSN 6610-01-102-2256
NSN 6130-00-796-4413
NSN 6135-00-255-1340
NSN 7035-01-564-1821
NSN 6650-01-122-0169
NSN 5950-01-583-7587
NSN 6150-01-364-2159