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 7035-01-621-9471
NSN 6130-01-348-4807
NSN 2925-00-132-1280
NSN 5855-01-308-0955
NSN 6105-01-303-4949
NSN 7035-00-111-4389
NSN 5935-01-399-0618
NSN 5960-01-370-4285
NSN 6685-01-501-9984
NSN 6130-01-562-2214
NSN 6620-01-408-4464
NSN 5990-01-392-5682