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 5985-01-421-9434
NSN 5930-01-483-7971
NSN 5999-01-454-6505
NSN 5835-00-707-6266
NSN 6645-00-508-5723
NSN 5935-00-584-4584
NSN 5910-01-205-0809
NSN 2925-01-496-4699
NSN 6130-00-141-8317
NSN 5999-00-566-3180
NSN 5990-01-123-4226
NSN 2925-01-221-3247