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 6650-01-228-5094
NSN 5905-01-521-0961
NSN 5835-00-251-9138
NSN 4140-01-065-9367
NSN 5905-01-252-7408
NSN 5935-01-109-6569
NSN 5996-01-196-8541
NSN 6130-00-240-4765
NSN 6320-00-242-3300
NSN 6150-00-578-3232
NSN 6650-01-506-5636
NSN 6650-00-153-3155