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 5925-00-007-3962
NSN 5905-01-558-3846
NSN 5930-01-446-9772
NSN 5999-00-043-0303
NSN 5996-00-413-4416
NSN 5905-01-483-4301
NSN 5915-01-632-1160
NSN 5855-01-429-8702
NSN 5915-01-058-7702
NSN 6620-01-502-9104
NSN 5895-00-814-8462
NSN 5998-01-491-2170