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 4140-01-322-1179
NSN 6135-00-826-4798
NSN 5835-01-464-7038
NSN 6135-01-291-6712
NSN 6150-01-419-1231
NSN 6150-01-310-7840
NSN 7035-01-069-3537
NSN 6220-01-171-8383
NSN 5998-01-549-9342
NSN 5905-01-042-5566
NSN 6110-01-280-9618
NSN 5996-01-319-1845