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 5990-01-544-4360
NSN 6320-00-682-3448
NSN 2925-01-633-4048
NSN 6110-00-003-0360
NSN 5990-00-655-3065
NSN 5895-00-155-8581
NSN 5895-01-437-1247
NSN 5855-00-004-0904
NSN 5985-00-301-3814
NSN 5990-01-330-4552
NSN 6145-01-136-2201
NSN 5925-01-086-7424