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 5930-01-021-1120
NSN 6620-01-367-0844
NSN 6645-01-290-9428
NSN 5965-01-303-6105
NSN 5990-01-571-7468
NSN 7035-01-420-5404
NSN 6320-01-600-0787
NSN 5835-00-269-2232
NSN 5998-00-633-5169
NSN 5960-01-578-5537
NSN 6110-00-287-7960
NSN 5965-00-920-0455