“Double Seal” plugs can be supplied to order.
Thrustwashers fitted as standard on all plugs 9” (225mm) & above.
Zinc plated – corrosion resistant to 90 hours salt spray test.
Combines the economy of price with the strength of steel.
Carries the Horobin name – quality guaranteed.
Nominal pipe sizes, minimum & maximum pipe diameters each Plug will fit,
maximum test pressure & weight of Plug are available below
It is the responsibility of the installer / operator to make sure the maximum allowed back pressure of HOROBIN pipe stoppers are not exceeded.
Please see maximum allowed back pressures in the table below
Part No. |
Pipe Size Internal Nominal Diameter |
Will Fit Pipes With Internal Diameter |
Minimum Insertion into Pipe |
Overall length |
Contact length |
Diameter of waterway |
Maximum allowable back pressure |
Approx. Weight |
Metric |
Imperial |
Minimum |
Maximum |
73012 |
40mm |
1 1/2 |
37mm |
50mm |
31mm |
81.5mm |
|
1/2 |
30 p.s.i |
0.16kg |
73022 |
50mm |
2 |
50mm |
61mm |
32.7mm |
82.8mm |
|
1/2 |
30 p.s.i |
0.18kg |
73032 |
65mm |
2 1/2 |
61mm |
75mm |
33.2mm |
80.5mm |
|
1/2 |
30 p.s.i |
0.26kg |
73042 |
75mm |
3 |
73mm |
85mm |
34mm |
80.5mm |
|
1/2 |
20 p.s.i |
0.28kg |
73052 |
89mm |
3 1/2 |
84mm |
100mm |
41mm |
81mm |
|
1/2 |
15 p.s.i |
0.36kg |
73062 |
100mm |
4 |
94mm |
108mm |
37.5mm |
83.3mm |
|
1/2 |
10 p.s.i |
0.41kg |
73072 |
114mm |
4 1/2 |
110mm |
125mm |
40mm |
83.3mm |
|
1/2 |
10 p.s.i |
0.58kg |
73082 |
125mm |
5 |
124mm |
139mm |
37mm |
83.3mm |
|
1/2 |
10 p.s.i |
0.60kg |
73092 |
150mm |
6 |
150mm |
160mm |
39.7mm |
83.3mm |
|
1/2 |
10 p.s.i |
0.75kg |
73542 |
175mm |
7 |
175mm |
200mm |
46mm |
130mm |
|
1 |
7 p.s.i |
1.56kg |
73552 |
200mm |
8 |
195mm |
215mm |
37mm |
130mm |
|
1 |
7 p.s.i |
1.47kg |
73562 |
225mm |
9 |
210mm |
230mm |
58mm |
150mm |
|
1 |
7 p.s.i |
1.93kg |
73572 |
250mm |
10 |
245mm |
260mm |
55mm |
150mm |
|
1 |
7 p.s.i |
2.55kg |
73573 |
275mm |
11 |
274mm |
315mm |
85mm |
150mm |
|
1 |
7 p.s.i |
2.55kg |
73582 |
300mm |
12 |
296mm |
320mm |
85mm |
150mm |
|
1 |
7 p.s.i |
3.72kg |
73583 |
325mm |
13 |
290mm |
345mm |
85mm |
210mm |
|
1 |
5 p.s.i. |
3.47kg |
73592 |
350mm |
14 |
340mm |
385mm |
85mm |
210mm |
|
1 |
5 p.s.i |
6.54kg |
73602 |
375mm |
15 |
370mm |
415mm |
100mm |
210mm |
|
1 |
5 p.s.i |
7.00kg |
73612 |
400mm |
16 |
390mm |
430mm |
95mm |
210mm |
|
1 |
5 p.s.i |
8.45kg |
73622 |
450mm |
18 |
448mm |
495mm |
100mm |
220mm |
|
1 |
5 p.s.i |
10.6kg |