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 6645-01-196-6277
NSN 5975-00-526-4701
NSN 7035-00-079-7189
NSN 6105-01-401-5361
NSN 2925-01-633-4048
NSN 5960-01-481-3722
NSN 4140-01-252-1005
NSN 5935-01-544-4628
NSN 5915-01-463-2090
NSN 5965-01-496-9275
NSN 5835-01-370-4292
NSN 6145-00-485-0270