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 6105-01-541-4811
NSN 6620-01-339-9404
NSN 5895-00-446-2493
NSN 5895-00-764-0317
NSN 6320-01-382-9676
NSN 5960-01-273-2794
NSN 5950-01-386-4012
NSN 6620-01-197-3975
NSN 5920-00-838-2122
NSN 5975-00-111-3208
NSN 5895-01-250-2813
NSN 6645-00-102-0015