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 5975-00-541-8531
NSN 6620-00-081-7899
NSN 6105-01-095-3087
NSN 5930-01-451-5142
NSN 5960-01-167-6480
NSN 5999-01-130-8911
NSN 6650-01-536-4086
NSN 6220-01-095-6525
NSN 5930-01-547-0428
NSN 6610-01-255-4544
NSN 5895-00-919-3489
NSN 5998-01-215-1313