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 5996-01-295-2004
NSN 6610-00-104-8223
NSN 4140-01-400-3610
NSN 5930-01-623-6122
NSN 5855-00-482-9876
NSN 5855-00-631-4565
NSN 5835-01-455-3380
NSN 6145-01-429-1053
NSN 5950-00-539-7948
NSN 5990-00-088-7591
NSN 5895-01-390-1856
NSN 5996-01-116-3404