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 5965-01-193-0420
NSN 6320-01-180-9908
NSN 5910-01-386-3191
NSN 5925-01-463-8594
NSN 5950-00-060-4231
NSN 5910-01-079-8920
NSN 5975-01-588-5645
NSN 5930-01-492-6590
NSN 5925-00-375-5468
NSN 6240-01-419-3495
NSN 6240-01-514-4184
NSN 5965-01-429-0881