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 5915-01-391-1114
NSN 5999-01-412-4802
NSN 2925-00-869-1451
NSN 6110-01-277-7440
NSN 6650-01-560-8576
NSN 6220-00-404-6921
NSN 6620-01-263-6697
NSN 6135-00-182-7008
NSN 5895-01-411-6024
NSN 5950-00-084-1248
NSN 6610-01-389-3082
NSN 6105-01-145-4324