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 5935-00-204-0075
NSN 5920-01-300-0425
NSN 6650-01-132-6860
NSN 5990-01-168-6797
NSN 5935-01-634-0668
NSN 5985-01-100-7089
NSN 6150-00-241-9676
NSN 6150-00-979-8546
NSN 5960-00-861-8369
NSN 5895-01-152-1947
NSN 6645-00-869-0850
NSN 5855-00-256-5562