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 5965-01-424-1096
NSN 5975-01-200-7710
NSN 5950-00-228-0818
NSN 6240-01-181-9565
NSN 5996-01-633-7979
NSN 5975-01-082-1694
NSN 5999-00-040-9081
NSN 6620-00-932-6508
NSN 5975-01-222-2033
NSN 5960-00-761-6722
NSN 7035-01-499-9239
NSN 5998-01-535-0812