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 5950-00-134-9601
NSN 5975-01-602-0044
NSN 5990-01-493-4039
NSN 6620-00-292-7000
NSN 6645-01-276-1029
NSN 6220-00-624-0509
NSN 6105-01-270-3852
NSN 5985-01-359-2090
NSN 5935-00-266-8506
NSN 5960-00-512-9121
NSN 5998-01-227-2708
NSN 5855-00-797-8217