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 5935-01-116-9378
NSN 2925-00-933-0200
NSN 6105-00-934-0408
NSN 5915-01-373-3383
NSN 6145-00-104-7789
NSN 4140-01-162-2630
NSN 6150-00-005-1791
NSN 5950-01-584-8820
NSN 5925-01-575-0193
NSN 5998-01-219-9017
NSN 5855-00-247-7219
NSN 5996-00-165-5027