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 6610-01-524-9576
NSN 6145-01-175-5988
NSN 5935-00-121-9403
NSN 6620-01-441-7896
NSN 6610-01-151-9454
NSN 6620-01-054-9346
NSN 5920-01-252-8660
NSN 5935-01-138-2624
NSN 5950-01-334-1226
NSN 5910-01-318-6326
NSN 5950-00-116-7708
NSN 6685-01-368-7142