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 5975-01-029-9005
NSN 6650-00-061-2232
NSN 5920-01-502-5093
NSN 5975-01-097-4705
NSN 6150-01-158-6152
NSN 5985-01-625-7711
NSN 5910-00-560-0838
NSN 5855-00-494-9581
NSN 5996-00-937-8100
NSN 6650-01-650-5771
NSN 6220-01-444-0546
NSN 6685-01-163-8614