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 5855-01-122-9418
NSN 6220-01-025-6140
NSN 5895-00-729-5479
NSN 7035-01-263-5463
NSN 6320-00-823-2015
NSN 5925-01-269-3995
NSN 5985-00-297-7526
NSN 5950-00-134-2944
NSN 6240-01-188-6968
NSN 6105-00-999-8806
NSN 5935-01-322-5502
NSN 6320-01-313-8306