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 6110-01-633-9660
NSN 5920-01-028-9309
NSN 5975-01-230-3043
NSN 5975-00-529-3835
NSN 5960-01-129-4203
NSN 6645-01-195-6207
NSN 5999-00-120-8800
NSN 5835-01-485-0210
NSN 5835-00-505-2516
NSN 6130-00-926-0860
NSN 5975-01-605-0860
NSN 5950-01-555-4048