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 6130-01-424-0360
NSN 6620-00-607-6990
NSN 6320-01-455-3394
NSN 6135-01-449-2144
NSN 5930-00-874-2153
NSN 6650-01-156-4660
NSN 5965-00-879-7287
NSN 7035-00-295-0451
NSN 6685-01-560-9164
NSN 5905-01-035-7412
NSN 5975-01-217-8545
NSN 5895-01-009-6186