LSJ
τό, festoon, LXX 2 Ch. 3.5, 16; chain as ornament, PSI 2.183.6 (v AD).
Liddell-Scott-Jones, Greek-English Lexicon (9th ed., 1940)
TBESG
a chain-work (MT)
Translators Brief lexicon of Extended Strongs for Greek based on Abbot-Smith, A Manual Greek Lexicon of the New Testament (1922) (=AS), with corrections and adapted by Tyndale Scholars