- ST 500/23/42
- ST 500/4/23
- ST 500/4/24
- ST 500/4/42 - Discontinued types – not for new designs
- ST 500/44/23
- ST 500/5/23 - Discontinued types – not for new designs
- ST 500/5/42 - Discontinued types – not for new designs
- ST 500/69/23
- ST 500/69/24 - Discontinued items – not for new applications
- ST 63/11/11 - Discontinued types – not for new designs