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 5965-00-554-4138
NSN 5855-00-548-4742
NSN 5975-01-089-9399
NSN 2925-00-912-3993
NSN 5950-00-988-8978
NSN 6105-01-512-6029
NSN 5905-01-326-4302
NSN 6130-01-437-9184
NSN 6110-01-317-8073
NSN 5985-01-378-6272
NSN 6110-00-968-8284
NSN 5905-00-481-8453