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 6320-00-483-0451
NSN 6145-01-256-5301
NSN 6130-01-649-9961
NSN 5999-00-820-2047
NSN 5985-01-170-1772
NSN 5915-01-097-2624
NSN 5990-01-380-7815
NSN 6620-00-527-6523
NSN 5935-01-012-9106
NSN 6320-00-405-2348
NSN 6320-01-578-6006
NSN 5999-01-003-7289