GBK2020

054/037051

Post Mounted Telephones Etc.

14mm

14.5mm

15mm

20mm conduit

GBK2021

054/037056

Old Style Treadle Switch.

14mm

14mm

14.5mm

M18

GBK2022

054/001002

Westinghouse Impedance Bonds Etc.

15mm

16mm

20mm

½” BSP

GBK2023

054/037055

Adtranz Ground Signals

27mm

28mm

15mm

1” BSP

GBK2024

054/037057

Westinghouse ‘63’ Point Machine

20mm

21mm

15mm

¾” BSP

GBK2025

054/001003

Alstom Type Signals

24mm

25mm

20mm

38mm conduit

GBK2026

054/037059

Alstom ‘2000’ Type Point Machine

24mm

25mm

20mm

32mm conduit

GBK2027

054/037050

Post Telephones & Others

14mm

14.5mm

15mm

20mm conduit

GBK2028

054/001004

Track Auto Warning System

24mm

25mm

10mm

32mm conduit

GBK2029

054/001001

Type 3 Impedance Bond

13mm

13.4mm

20mm

M18

GBK2030

054/037058

Impedance Bonds / AWS Inductor

18mm

19mm

20mm

25mm conduit

GBK2031

054/001005

Wheel Counter (F.R.E.D.) Etc.

14mm

14.5mm

12mm

20mm conduit

GBK2032

054/037067

AWS Etc. & Ext. Thread Fixing

14mm

14.5mm

35mm

20mm conduit

GBK2033

054/037068

Detector Box / Switch Etc.

18mm

19mm

25mm

25mm conduit

GBK1407

~

Clamplock Small Hole

26mm

27mm

25mm

M30

GBK1409

~

Clamplock Large Hole

28mm

29mm

6+5mm shoulder

M32

GBK1173

~

DLR Point Detection Box

25mm

26mm

15mm

M32