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 5999-00-276-9299
NSN 5855-00-301-1176
NSN 5985-00-826-1735
NSN 6220-01-644-4742
NSN 5975-01-634-0678
NSN 5930-01-502-9904
NSN 6150-01-250-8039
NSN 2925-01-463-8856
NSN 6240-00-269-3346
NSN 5950-01-279-9653
NSN 5935-00-275-0888
NSN 6220-01-469-6213