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 6135-01-450-3781
NSN 5990-00-935-5610
NSN 5960-01-299-4760
NSN 6240-01-573-9819
NSN 5998-00-411-4965
NSN 5950-01-241-7825
NSN 7035-01-056-5350
NSN 6220-01-178-9041
NSN 5910-00-775-0525
NSN 6145-01-388-2030
NSN 5895-01-422-1673
NSN 6105-00-557-0662