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 6620-00-255-5962
NSN 5920-01-263-9590
NSN 6145-00-635-9957
NSN 6620-01-328-1455
NSN 5996-00-277-7384
NSN 5990-01-581-5103
NSN 6145-00-126-1606
NSN 6645-01-394-7544
NSN 5925-01-596-0292
NSN 5895-01-326-9724
NSN 5930-00-315-9879
NSN 2925-01-633-4048