Product Handbook 2026 - Volume 2

Steam traps Balanced pressure

8

Spare parts The spare parts available are shown in solid outline. Parts drawn in a grey line are not supplied as spares. Available spares Capsule and seat assembly set

2, 3, 5, 8, 9, 10

5, 8

Gasket set

4

Strainer screen (packet of 3)

How to order spares Always order spares by using the description given in the column headed 'Available spares' and state the size and type of trap. Example: 1 off Capsule and seat assembly for Spirax Sarco ½" BPM21L balanced pressure thermostatic steam trap having STD fill operation at 13 °C below steam saturation temperature.

7 (Not an available spare)

5

5.2.33

10

2

9

8.2 52

3

8

4

Recommended tightening torques

or mm

Item Part

N m

3

Valve seat

17 A /F

50 - 55

7

Cover bolts

M8 x 25

14 - 18

TI-P124-08 CMGT Issue 3

Page 4 of 4

BPM21L Steel Balanced Pressure Thermostatic Steam Trap

Powered by