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 5835-00-473-1010
NSN 5895-01-143-0822
NSN 5935-01-332-5744
NSN 5910-01-294-7568
NSN 5985-01-215-1677
NSN 5930-00-644-9537
NSN 5910-00-551-2442
NSN 6240-00-946-4900
NSN 6620-01-623-7266
NSN 6610-01-549-4960
NSN 5935-01-440-8815
NSN 5855-00-231-7790