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 5930-00-678-1228
NSN 5945-01-014-0624
NSN 5990-01-209-3955
NSN 5835-00-905-7165
NSN 5950-01-557-8199
NSN 6610-00-564-9360
NSN 5915-01-592-3411
NSN 5998-00-633-5169
NSN 5985-01-461-8380
NSN 6145-00-853-5816
NSN 6150-01-530-0474
NSN 7035-00-337-8745