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 6150-01-266-0757
NSN 6620-00-140-5292
NSN 6145-01-563-8599
NSN 6130-01-313-8939
NSN 6610-01-219-6255
NSN 2925-01-541-7217
NSN 6105-00-583-3998
NSN 6620-00-905-8530
NSN 6620-01-283-6961
NSN 6130-00-277-7321
NSN 5985-01-630-5520
NSN 5965-01-324-0767