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 5998-00-155-6002
NSN 5960-00-078-9500
NSN 5855-01-364-1005
NSN 5975-00-147-4791
NSN 6105-01-345-6670
NSN 6145-01-449-3611
NSN 5835-01-319-4636
NSN 5920-01-602-7908
NSN 6135-00-593-6831
NSN 5990-01-517-7848
NSN 6620-01-383-6494
NSN 6610-01-131-2636