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 6220-01-425-5558
NSN 5835-00-406-8460
NSN 6650-01-227-4976
NSN 4140-01-572-2958
NSN 6620-00-635-2417
NSN 5945-01-187-9245
NSN 5910-01-175-0231
NSN 6610-01-543-8567
NSN 6135-00-968-8594
NSN 6240-01-076-7695
NSN 6685-01-168-8893
NSN 5935-01-078-1292