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 5945-01-561-6095
NSN 5996-01-227-7497
NSN 5915-00-435-7997
NSN 6685-01-040-9649
NSN 6220-00-731-9772
NSN 6645-00-402-5622
NSN
NSN 5920-01-401-5315
NSN 5965-00-026-9408
NSN 5910-00-760-8916
NSN 5930-00-432-0151
NSN 6220-00-099-9192