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 5855-00-610-4052
NSN 5998-01-110-4425
NSN 6620-00-961-8643
NSN 5998-01-068-2670
NSN 6620-01-586-3456
NSN 5990-00-890-3822
NSN 5999-01-611-4263
NSN 5855-00-058-1293
NSN 6150-00-285-6083
NSN 5950-01-415-3741
NSN 5975-00-383-1384
NSN 5985-01-032-4818