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 2925-00-878-2196
NSN 5950-00-795-3012
NSN 5996-01-149-8835
NSN 6685-01-021-9714
NSN 5895-01-106-9961
NSN 5965-01-633-8849
NSN 4140-01-288-0764
NSN 5915-00-219-6589
NSN 6145-01-068-0560
NSN 6145-01-173-9474
NSN 6685-00-233-6563
NSN 5990-00-372-5177