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 5930-00-110-4952
NSN 5925-01-593-1220
NSN 6320-01-487-0336
NSN 5950-00-284-7294
NSN 5990-01-261-2962
NSN 5855-00-477-9943
NSN 5998-01-032-5590
NSN 5935-00-469-4403
NSN 6610-01-120-7670
NSN 6320-01-342-7548
NSN 6650-01-082-1533
NSN 5990-00-416-9831