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 6320-01-029-4220
NSN 5930-01-545-2985
NSN 5960-01-567-1096
NSN 5950-01-322-1375
NSN 6145-01-239-7067
NSN 5835-01-615-4766
NSN 5975-01-168-2356
NSN 5960-01-100-4454
NSN 6105-01-595-6209
NSN 6145-01-090-3228
NSN 5855-01-358-5253
NSN 5950-01-569-5469