RR-C-271D, FEDERAL SPECIFICATION: CHAINS AND ATTACHMENTS, WELDED AND WELDLESS (25 SEP 1990) [SUPERSEDING MIL-S-24214A]

RR-C-271D, FEDERAL SPECIFICATION: CHAINS AND ATTACHMENTS, WELDED AND WELDLESS (25 SEP 1990) [SUPERSEDING MIL-S-24214A]., This specification covers welded and weldless chain of commercial quality together with sundry attachments more commonly used with this chain.