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 7035-01-063-0453
NSN 4140-00-189-0235
NSN 6685-00-915-3649
NSN 6110-00-669-6726
NSN 5915-00-702-7972
NSN 6110-01-222-0767
NSN 5996-01-470-8726
NSN 6650-01-449-0702
NSN 6240-01-341-9070
NSN 6145-00-162-3820
NSN 6685-01-414-7712
NSN 5945-01-287-9686