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 6240-01-247-0201
NSN 6620-00-299-2530
NSN 5935-00-276-9413
NSN 5998-00-496-1909
NSN 6645-01-325-9301
NSN 5910-00-636-1085
NSN 6145-01-142-2234
NSN 5996-01-143-5779
NSN 4140-00-816-8820
NSN 5910-01-579-6633
NSN 6685-01-005-0325
NSN 5996-00-823-9164