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 5996-01-461-2694
NSN 6150-01-463-9083
NSN 5990-00-530-3855
NSN 5975-01-069-3236
NSN 5998-00-716-7638
NSN 6220-00-854-2532
NSN 5950-01-452-7197
NSN 6320-01-183-8196
NSN 5998-00-797-2607
NSN 5895-01-555-6650
NSN 5930-01-391-6860
NSN 5895-01-228-5874