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 6610-01-277-6333
NSN 6150-01-367-7764
NSN 4140-01-076-3720
NSN 6105-00-187-0094
NSN 6610-00-816-4998
NSN 5925-00-169-4513
NSN 6220-01-323-1675
NSN 7035-01-302-5359
NSN 6320-00-004-9158
NSN 5960-01-195-7590
NSN 5965-00-682-3567
NSN 6320-01-582-6752