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 6610-00-518-4919
NSN 6110-01-578-4485
NSN 5985-00-277-4230
NSN 2925-00-845-1480
NSN 5935-00-033-5655
NSN 5965-00-866-3371
NSN 5990-00-968-7685
NSN 6110-01-534-6435
NSN 4140-01-455-5170
NSN 4140-00-289-9263
NSN 5985-01-381-9007
NSN 6135-01-419-0779