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 5950-01-515-4363
NSN 5960-00-985-2783
NSN 6150-01-199-6289
NSN 5835-01-017-7486
NSN 5915-00-836-7425
NSN 5945-01-026-3947
NSN 5835-01-463-2334
NSN 5975-00-957-8748
NSN 5999-01-633-2810
NSN 5905-01-579-5215
NSN 6150-01-649-3598
NSN 5990-01-243-4233