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 6220-00-826-5277
NSN 7035-00-946-2642
NSN 6240-01-572-6003
NSN 6320-00-925-0558
NSN 5996-00-229-7037
NSN 6620-01-327-0291
NSN 6110-01-054-8245
NSN 5996-00-260-8291
NSN 5998-01-182-5370
NSN 5910-01-322-5254
NSN 5915-00-482-0926
NSN 5960-00-400-2222