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 6610-01-381-0652
NSN 5960-01-424-0590
NSN 6105-00-075-5977
NSN 5895-00-799-3221
NSN 5920-00-467-9274
NSN 6650-00-155-8431
NSN 5855-00-482-9876
NSN 6685-00-186-9190
NSN 5985-01-489-7056
NSN 6150-01-646-1863
NSN 6135-01-494-3607
NSN 6685-01-361-5998