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 6110-01-333-5042
NSN 6110-01-087-7695
NSN 5930-00-557-9340
NSN 6145-01-322-6943
NSN 6650-01-424-8048
NSN 5945-01-395-2310
NSN 4140-00-356-1979
NSN 5960-01-100-5065
NSN 5915-01-595-5859
NSN 6320-00-977-3930
NSN 6610-00-881-5060
NSN 5985-01-176-3187