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 7035-01-580-6250
NSN 6220-01-362-8274
NSN 5990-01-421-5342
NSN 5996-01-109-9466
NSN 7035-00-150-2379
NSN 6685-00-296-0392
NSN 5998-01-120-7513
NSN 5990-01-423-2219
NSN 5920-01-634-0250
NSN 6150-00-419-0505
NSN 5985-00-866-2852
NSN 5996-01-200-7282