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 6105-01-076-4670
NSN 6145-01-127-1622
NSN 4140-01-019-0555
NSN 5895-01-165-9396
NSN 5960-00-436-6269
NSN 6240-01-239-9916
NSN 5975-01-649-7870
NSN 5950-00-924-6247
NSN 5985-01-395-1215
NSN 6650-00-373-9220
NSN 6610-01-462-5980
NSN 6620-01-032-3937