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 7035-01-253-9271
NSN 6240-01-406-2317
NSN 5996-01-350-4139
NSN 7035-01-423-8343
NSN 2925-00-906-9976
NSN 6135-01-159-9705
NSN 6320-00-823-2015
NSN 4140-00-062-1335
NSN 5985-01-030-2772
NSN 6220-01-377-9133
NSN 7035-01-633-9537
NSN 5895-01-630-7356