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 5835-01-250-2939
NSN 5975-01-461-2232
NSN 4140-01-384-5267
NSN 2925-01-114-8484
NSN 5950-00-470-7745
NSN 5950-01-448-6492
NSN 5835-01-559-3824
NSN 5975-01-558-5320
NSN 5990-01-209-3955
NSN 6320-00-242-3300
NSN 5835-00-231-9544
NSN 5996-00-408-0272