Part of candle lamp

Part of candle lamp. Could be a spring ?

ID:	EQA0279.2
Type:	Part of candle lamp
Display location:	Not on display
Creator:	Bulpitt & Sons
Date made:	1900
Credit:	National Maritime Museum, Greenwich, London
Parts:	lamp, candle Unknown part for candle lamp (EQA0279.1) Part of candle lamp (EQA0279.2)