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 5915-00-845-6633
NSN 6685-01-562-2115
NSN 6220-01-056-6507
NSN 5905-00-666-4983
NSN 5985-01-161-4800
NSN 6240-01-210-0164
NSN 6145-00-078-6344
NSN 6130-01-585-4493
NSN 6240-01-493-6640
NSN 2925-00-411-6324
NSN 5990-01-483-7313
NSN 5996-01-633-7979