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 5935-00-291-0954
NSN 6105-00-265-7545
NSN 5910-00-469-3394
NSN 5915-01-279-5875
NSN 5855-00-179-8588
NSN 5915-00-528-7992
NSN 5920-00-280-4007
NSN 6320-01-287-8070
NSN 5985-00-759-4281
NSN 5930-01-433-6063
NSN 5945-01-190-1295
NSN 5920-01-014-0611