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 6145-00-847-6772
NSN 5915-00-932-5324
NSN 5999-01-475-6664
NSN 6130-01-204-5137
NSN 6610-00-872-0454
NSN 6105-00-456-0920
NSN 5905-00-334-5161
NSN 5925-01-439-2136
NSN 6620-00-707-4195
NSN 6320-00-539-9283
NSN 5930-01-215-6041
NSN 5915-01-592-4639