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 5960-01-218-2858
NSN 6150-00-841-6629
NSN 5915-01-444-4069
NSN 5999-01-595-0283
NSN 6150-00-182-7102
NSN 6150-00-142-9142
NSN 7035-00-134-3143
NSN 5835-00-216-4568
NSN 5990-00-804-4982
NSN 5910-00-024-7546
NSN 6240-00-968-9274
NSN 5855-01-253-6076