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 5985-00-442-4732
NSN 5920-01-630-5502
NSN 6135-01-320-9207
NSN 5895-01-521-1945
NSN 5985-01-111-9349
NSN 6240-01-023-2013
NSN 6150-01-202-8026
NSN 6220-01-398-0614
NSN 6240-01-034-9457
NSN 5930-00-359-0864
NSN 5999-01-433-0383
NSN 5999-01-612-1826