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 6105-01-542-7944
NSN 2925-01-412-9520
NSN 5950-01-459-7842
NSN 5960-01-522-0391
NSN 4140-00-218-3579
NSN 5910-01-367-5460
NSN 6150-01-237-2491
NSN 6320-01-446-6775
NSN 6105-01-528-1470
NSN 4140-01-407-9668
NSN 6685-01-576-8884
NSN 5835-01-599-1876