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 6150-00-915-0593
NSN 5915-01-487-6454
NSN 5990-00-135-6180
NSN 5930-01-063-8929
NSN 5895-00-913-9767
NSN 6240-01-603-7326
NSN 7035-01-658-1623
NSN 5960-01-341-3740
NSN 5990-00-079-0932
NSN 5895-01-499-2116
NSN 5895-01-076-3495
NSN 5925-00-169-3798