Boiler Spares, or perhaps more accurately
Boiler Consumables are essential to the efficient
running of any boiler. Prudent maintenance with
quality value for money parts extends the life
of your boiler and save money in the long run.
Turning to the OEM for your parts can be very
expensive. John Moncrieff offers a range of
quality, value for money Boiler Spares that
are used, by maintenance firms and end users
alike.Our products can be found in many hundreds
of plants in over 90 countries world-wide and
are compatible with all major boiler types. Compression
Packing PDF
Valve Spares / Die Form Rings
Die Formed Packing Rings are an essential
parts of any valve. Fitting around the spindle
the ensure it's smooth action and the prevent
leakage. The effective sealing properties,
combined with the ease with which it can be
removed and replace ensure graphite is the
material of choice.
Moncrieff rings are designed to suit every
brand of valve from the smallest up to the
largest globe and gate valves. With over 40,000
types of valve on the market. If we don't
have them in stock we can make them for you.
Moncrieff seals can be used to seal hot water,
high temperature and pressure steam, heat
transfer fluid, hydrogen gas, ammonia, organic
solvents, hydrocarbons, cryogenic liquids
etc
Klinger Piston Valve Rings
We can supply a range of branded and unbranded
replacement piston valve packing for Klinger
valves. Our prices are very competitive. For
a PDF of sizes Click
here
Packing Sleeves are used
in many brands of Gauge Cock, to prevent leakage
and to ensure effective operation. Moncrieff
Packing Sleeves are made from 99.5% pure graphite,
with stainless steel eyelets, the computer
controlled compression, ensure a standard,
quality product.
New on the Market Graphite/PTFE Sleeve,
after months of development we have come with
our new sleeves, that has the benefits of
both graphite and PTFE. Graphite is known
for it's sealing qualities, PTFE for it's
rigidity, now you can have the benefits of
both in our new combined sleeve. Please ask
for details.
Moncrieff Packing Sleeves
are compatible with all brands of sleeve packed
cock: Klinger, Gresswell, Shaw, Bont, Level
RCM, Dewrance, Hopkinsons and many more. Current
sizes available as standard:
Size
Inside
Dia
D1 (mm)
Outside
Dia
D2 (mm)
Length
Uncompressed
L (mm)
AB10
10
14
18,5
AB12
12
18
23
AB18
18
26
32
AB22
22
33
37
AB28
28
38
44
AB32
32
45
52
AB40
40
52
56
AB50
50
62
65
Manhole and Handhole Gaskets
Moncrieff Gaskets are manufactured from a
unique combination of non asbestos material,
rubberized, with inconel wire insertions and
coated in graphite. The gaskets are suitable
for sealing boiler doors and can operate at
pressures up to 350 psi and working temperatures
to 500 Deg F, (250 Deg C). Sizes are available
to suit all boiler types.
Blow Down Valves
Blow Down Valves are used to aid the removal
of slug and unwanted materials after cleaning.
Moncrieff offers the following sizes :
1", 1 1/4", 1 1/2" and 2"
as standard.
John Moncrieff Ltd
The Glassworks
Scotlandwell Farmhouse
Main Street, Scotlandwell
Perth & Kinross, Scotland KY13 9JA
