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 5975-01-469-3161
NSN 2925-01-164-9579
NSN 5965-00-393-1294
NSN 6135-01-140-8201
NSN 6150-01-422-5903
NSN 2925-01-068-3844
NSN 5905-01-348-3168
NSN 5925-00-442-1943
NSN 5935-00-196-5093
NSN 6220-01-327-4054
NSN 7035-00-860-9645
NSN 5855-01-448-9794