Language: Manchu
Source: Classical literature
Sirdan sele
Description
The Manchu word for the suspension bar on top of a sword scabbard.1
Sirdan literally means arrow, specifically a type of war arrow. Sele means iron. 2
For a complete overview of Manchu saber terms, see: A Manchu saber glossary.

Suspension bar on a very fine Chinese saber of the 18th century.
With its original suspension system with belt hook.
Suspension bar on a 19th-century southern saber.
References
1. Wuti Qingwen Jian (五體清文鑑) or "Five languages compendium", a Qing imperial dictionary in Manchu, Mongolian, Uighur, Tibetan and Chinese of 1766.
2. Jerry Norman; Concise Manchu-English Lexicon, University of Washington Press, Seattle, 1978.