Third link is offset link
A flexible mechanical device consisting of one or more rows of links used for conveying or power transmission. The link side plates are flat or offset and are spaced apart by rollers, bushings and/or pins. The chain mates with a sprocket with an articulating action. The non-rotating bushing type chain is limited to that designated by the american national standards institute as "roller chain". Excludes chain, block.
Classification: Roller chain of iron or steel
NSN 5998-01-144-0604
NSN 5950-01-269-6721
NSN 4140-00-916-2771
NSN 5895-01-521-4033
NSN 6320-01-544-6447
NSN 6105-01-469-7769
NSN 6145-00-337-3188
NSN 5985-00-086-9953
NSN 6685-01-418-0925
NSN 5996-01-065-0939
NSN 5996-01-503-8589
NSN 6130-00-079-1269