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 5990-00-492-5063
NSN 5998-01-180-0000
NSN 5996-01-475-0406
NSN 6620-00-065-3235
NSN 5835-00-289-9080
NSN 6105-01-232-1749
NSN 5930-00-135-0301
NSN 5905-00-952-2455
NSN 5925-01-557-4366
NSN 5985-01-627-2010
NSN 5996-00-085-4617
NSN 5855-01-077-4523