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 5960-01-040-7114
NSN 5925-00-722-8930
NSN 5945-00-354-2831
NSN 6610-01-644-2546
NSN 2925-01-030-6580
NSN 5905-01-088-6818
NSN 6105-00-395-7045
NSN 5950-00-617-2195
NSN 6110-01-400-4207
NSN 5930-01-156-1513
NSN 5996-00-857-8246
NSN 4140-00-215-8593