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 5925-01-576-7042
NSN 6220-00-225-5795
NSN 7035-00-478-4596
NSN 6130-01-369-0447
NSN 5950-01-130-9561
NSN 5910-00-826-0069
NSN 6320-00-224-3538
NSN 7035-01-434-4900
NSN 6105-01-525-7295
NSN 5998-01-496-3268
NSN 6620-01-468-9288
NSN 5999-00-827-8238