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 6240-00-906-6116
NSN 6620-00-189-0967
NSN 6150-00-708-8160
NSN 5925-01-490-2649
NSN 5930-01-534-1253
NSN 6110-01-303-5196
NSN 6620-01-262-9489
NSN 5905-01-415-0869
NSN 5985-00-065-2155
NSN 5835-01-125-6676
NSN 6145-01-463-8229
NSN 6685-01-085-2916