As 568-116
No other part numbers with same form, fit, and function found.
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 6645-00-321-6071
NSN 6685-01-174-0873
NSN 5950-00-824-4104
NSN 5975-01-518-3908
NSN 5855-00-256-5562
NSN 5950-01-139-6830
NSN 6320-01-543-3238
NSN 5985-01-108-6897
NSN 5960-01-584-9452
NSN 5835-01-408-7576
NSN 5925-00-462-9164
NSN 5930-00-407-0793