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 5895-01-620-8559
NSN 6240-01-029-3701
NSN 5915-01-068-2703
NSN 5915-00-964-6381
NSN 6620-01-193-4764
NSN 5945-01-010-0046
NSN 5945-00-804-5800
NSN 5915-00-928-8267
NSN 5945-01-519-1299
NSN 5999-01-434-4588
NSN 6145-00-155-5297
NSN 6320-01-094-2634