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 5920-01-392-8908
NSN 6320-01-429-4279
NSN 5935-01-051-0673
NSN 5965-01-236-6826
NSN 5855-00-361-0167
NSN 5935-00-539-0924
NSN 5905-01-263-0289
NSN 6105-01-634-0322
NSN 5920-00-581-9471
NSN 6145-00-468-8534
NSN 5925-00-666-4753
NSN 4140-01-389-2170