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 6240-00-551-3144
NSN 6650-00-922-3328
NSN 5915-00-248-5824
NSN 5910-01-281-2189
NSN 5950-01-631-0060
NSN 5975-00-288-5877
NSN 6150-01-581-7266
NSN 5855-01-162-5251
NSN 5895-01-513-9038
NSN 5920-00-116-4959
NSN 6135-01-408-9244
NSN 5985-01-630-4287