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 6130-01-328-2981
NSN 6610-00-872-7600
NSN 5895-01-534-3579
NSN 5925-01-581-9041
NSN 5930-01-406-7218
NSN 5985-01-492-6331
NSN 7035-00-295-0451
NSN 5990-00-566-5987
NSN 5930-01-422-6588
NSN 5999-01-309-6063
NSN 6685-00-225-9816
NSN 5855-01-079-1259