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 5945-00-408-3182
NSN 6240-00-868-2102
NSN 6645-01-579-4247
NSN 6220-01-381-1793
NSN 7035-00-470-4977
NSN 5965-01-210-7784
NSN 5915-01-026-0457
NSN 6130-01-442-0702
NSN 5985-01-451-4140
NSN 5930-01-415-3111
NSN 5925-01-349-7193
NSN 2925-00-081-3547