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 6150-00-285-2082
NSN 5950-01-386-3173
NSN 6220-01-455-6654
NSN 2925-00-858-0949
NSN 5965-01-104-6277
NSN 5910-00-274-6491
NSN 5895-01-072-3140
NSN 5915-01-250-1217
NSN 5945-01-077-5736
NSN 5915-01-049-7196
NSN 4140-01-430-7170
NSN 6105-00-299-0673