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 5996-00-226-5364
NSN 6220-01-309-6442
NSN 6685-01-146-8007
NSN 5960-01-207-9544
NSN 6145-00-150-1642
NSN 6620-01-116-3983
NSN 6145-00-898-0219
NSN 5950-01-550-5663
NSN 5915-00-256-0040
NSN 2925-01-437-9041
NSN 5985-01-329-8012
NSN 5960-01-098-8437