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 5960-01-142-1995
NSN 2925-00-491-3549
NSN 5925-00-516-2449
NSN 5996-01-093-5791
NSN 5975-01-031-8964
NSN 5960-01-314-1822
NSN 7035-01-498-4895
NSN 5975-01-188-6761
NSN 5915-00-004-2017
NSN 2925-01-368-5773
NSN 5999-01-032-4340
NSN 6130-01-490-2095