各廠設計對照
KORR TECH	KSC	KTC	KSB	KTB	KSA	KTA
DIN 3760	A	AS	B	BS	C	CS
CFW	BA	BASIL	B1	B SL	B2	B2 SL
GOETZE	827N	827S	822N	822S	824N	824S
KACO	DG	DGS	DF	DFS	SFK	DFSK
STEFA	CB	CC	BB	BC	DB	DC
NOK	SC	TC	SB	TB	SA	TA
MUSASHI	AC	UE	AD	UD	APS-2	UDS-2