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 5965-00-368-8204
NSN 6620-01-297-5576
NSN 2925-00-714-3932
NSN 5985-01-340-5879
NSN 5910-00-276-8592
NSN 5925-01-328-2053
NSN 5985-01-146-4877
NSN 5996-01-620-7567
NSN 5996-01-633-7979
NSN 7035-01-626-5591
NSN 5905-01-152-1367
NSN 5835-00-874-1085