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 6145-01-363-7369
NSN 2925-01-629-9416
NSN 5935-00-598-6126
NSN 5915-00-120-1152
NSN 5925-01-399-0613
NSN 6105-01-168-8335
NSN 5950-01-440-1197
NSN 6130-01-283-5379
NSN 5998-01-458-7670
NSN 6150-01-545-1821
NSN 5975-01-452-8587
NSN 5985-00-197-5392