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 5950-00-936-8102
NSN 5915-00-553-8755
NSN 5960-00-153-7115
NSN 6220-01-527-5231
NSN 6645-01-091-9363
NSN 5835-01-557-9062
NSN 6220-01-329-2582
NSN 6130-01-312-5523
NSN 6240-00-084-0176
NSN 7035-01-313-6973
NSN 6240-01-383-1576
NSN 5990-01-049-3695