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 5960-00-869-3995
NSN 5855-01-020-7982
NSN 4140-00-150-8265
NSN 6320-01-052-2118
NSN 5990-01-351-4621
NSN 5990-01-502-8209
NSN 6320-00-731-6134
NSN 6110-01-382-9706
NSN 5965-01-254-6527
NSN 5965-01-622-3118
NSN 6220-00-391-1076
NSN 6645-01-447-3143