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 5960-00-178-0968
NSN 5945-01-366-7948
NSN 7035-01-507-9372
NSN 6620-01-551-7071
NSN 6610-01-339-6803
NSN 6105-01-390-3771
NSN 5975-00-984-3431
NSN 5985-01-588-0571
NSN 5998-01-361-8846
NSN 7035-01-647-0547
NSN 5975-00-573-3510
NSN 6110-00-366-1344