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 5910-01-252-8820
NSN 5855-00-797-8217
NSN 5930-00-244-0171
NSN 6240-00-607-4303
NSN 5895-01-434-5711
NSN 5996-01-333-3419
NSN 6685-01-445-5607
NSN 7035-01-413-6697
NSN 5835-01-286-3600
NSN 6150-01-552-9446
NSN 6145-00-246-9776
NSN 5910-00-859-8320