Thos. Somerville Co. | Caleffi

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: Backflow Preventers (2)
Faucet O-Ring, Washer, Gaskets & Packing (1)
Faucet/Tub/Shower Valve Accessories (2)
Hydraulic Separators (2)
Hydraulic, Air & Dirt Separators Combo (2)
Hydronic Air Separators (9)
Hydronic Air Vents (3)
Hydronic Auto Fill Valves (4)
Hydronic Backflow Preventers (1)
Hydronic Balancing Valves (3)
: 0.4 A (2)
: Dual Check (1)
: Brass (19)
Forged Brass (5)
DZR Forged Brass (1)
: 7.5 Cv (2)
: 3/4" FNPT Union (1)
: 3/4 in Solder (1)
FNPT x FNPT (2)
MNPT (2)
FNPT (6)
Solder (5)
1 in NPT Water (1)
Press (2)
: 20 psi (2)
: 3 in H x 4-1/4 in L (1)
8-5/8 in L (1)
4-1/2 in W (1)
4-5/8 in L (1)
5-3/4 in H (1)
4-13/16 in W (1)
: Import (3)
: Screw Terminal (2)
: FNPT (6)
Press (4)
C (8)
MNPT (4)
MNPT x FNPT (2)
C x FNPT (1)
FNPT x C (1)
FNPT Union (1)
: 1 gpm (3)
: 5.6 to 10 gpm (1)
18 gpm (1)
9 gpm (1)
1.3 gpm (4)
12.5 gpm (3)
26 gpm (1)
19 gpm (2)
5 to 19 gpm (1)
2 to 7 gpm (1)
3 to 10 gpm (1)
: 2 (1)
2.5 (4)
3.75 (3)
4 (3)
4.25 (1)
4.5 (1)
4.5" (2)
4.75 (1)
: 5-1/8 in (1)
7-1/16 in (1)
5-3/4 in (1)
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: PE-X (2)
: 10 (1)
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14.75" (2)
4 (1)
6 (4)
9.5 (7)
9.75 (1)
: DZR low lead brass (2)
Brass (15)
Steel (2)
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: 50 % (3)
0.5 (3)
: 250 psi (1)
: 30 to 210 deg F (2)
: Water (11)
Water/Glycol Mixture (3)
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: 1 in (10)
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3/4 in (12)
: 5 um (4)
: 250 psi (1)
: 300 psi (3)
150 psi (5)
200 psi (7)
175 psi (5)
230 psi (1)
: 533 (1)
535H (6)
54623 (1)
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AngleMix™ (3)
DIRTMAG® Pro (Brass) (10)
SinkMixer™ (4-way) (1)
: PTFE Piston Ring/EPDM Diaphragm (1)
Peroxide-Cured EPDM Diaphragm/Seal (6)
EPDM Seal (7)
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NBR Seal (3)
EPDM/PTFE Seat (2)
: Water/Glycol Solution (13)
: 30–210 °F (1)
35.6 to 180 deg F (1)
180 deg F (6)
240 deg F (1)
250 deg F (2)
32 to 250 deg F (13)
150 deg F (4)
32 to 210 deg F (4)
85 to 150 deg F (7)
14 to 230 deg F (3)
: 2-9/16 in (2)
2-5/8 in (1)
4-1/2 in (5)
: Stainless Steel (9)
Stainless Steel Seat (1)
Chrome Plated Brass (2)
: Continuous (1)
Differential Pressure (1)
: 24 VAC (2)
: 32 to 240 deg F (2)
: 11.75" (2)
3.5 (1)
5 (5)
5.25 (1)
8.75 (6)
9.25 (1)
9.5 (1)
: 150 psi (17)
: 2 (1)
2.5 (4)
3.75 (3)
4 (4)
4.25 (1)
4.5 (1)
4.5" (2)
4.75 (1)

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Caleffi 502043 CST Automatic Air Vent with Hygroscopic Safety Air Vent Cap, 1/2 in Nominal, MNPT Connection, 150 psi Working, 250 deg F, Brass

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Caleffi 502043 CST Automatic Air Vent with Hygroscopic Safety Air Vent Cap, 1/2 in Nominal, MNPT Connection, 150 psi Working, 250 deg F, Brass

Part #420016

MFG #502043 CST

U/M

Caleffi 502710A Automatic Air Vent, 1/8 in Nominal, MNPT Connection, 150 psi Working, 240 deg F, Brass

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Caleffi 502710A Automatic Air Vent, 1/8 in Nominal, MNPT Connection, 150 psi Working, 240 deg F, Brass

Part #420004

MFG #502710A

U/M

Caleffi 519502A Differential Pressure By-Pass Valve, 3/4 in Nominal, MNPT End Style, 150 psi Pressure, 9 gpm Flow Rate, Brass Body

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Caleffi 519502A Differential Pressure By-Pass Valve, 3/4 in Nominal, MNPT End Style, 150 psi Pressure, 9 gpm Flow Rate, Brass Body

Part #420023

MFG #519502A

U/M

Caleffi 520510AC AngleMix™ Adjustable three-way thermostatic mixing valve with mixed outlet temperature gauge, angle body with inlet port check valves, 3/4" Male Union

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Caleffi 520510AC AngleMix™ Adjustable three-way thermostatic mixing valve with mixed outlet temperature gauge, angle body with inlet port check valves, 3/4" Male Union

Part #1261219

MFG #520510AC

Caleffi 521201AP SinkMixer™ Scald Protection Thermostatic Mixing Valve, 3/8" Compression with Plug Fittings

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Caleffi 521201AP SinkMixer™ Scald Protection Thermostatic Mixing Valve, 3/8" Compression with Plug Fittings

Part #1251300

MFG #521201AP

Caleffi 535351HA Pre-Adjustable Pressure Reducing Valve, 3/4 in, FNPT x C, 300 psi, 12.5 gpm, DZR Forged Brass Body

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Caleffi 535351HA Pre-Adjustable Pressure Reducing Valve, 3/4 in, FNPT x C, 300 psi, 12.5 gpm, DZR Forged Brass Body

Part #1261200

MFG #535351HA

Caleffi 535361HA 535H Pre-Adjustable Pressure Reducing Valve, 1 in, FNPT, 19 gpm, Forged Brass Body

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Caleffi 535361HA 535H Pre-Adjustable Pressure Reducing Valve, 1 in, FNPT, 19 gpm, Forged Brass Body

Part #1261194

MFG #535361HA

Caleffi 535651HA 535H Pre-Adjustable Pressure Reducing Valve, 3/4 in, Press, 12.5 gpm, Forged Brass Body

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Caleffi 535651HA 535H Pre-Adjustable Pressure Reducing Valve, 3/4 in, Press, 12.5 gpm, Forged Brass Body

Part #1212550

MFG #535651HA

Caleffi 535661HA 535H Pre-Adjustable Pressure Reducing Valve, 1 in, Press, 19 gpm, Forged Brass Body

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Caleffi 535661HA 535H Pre-Adjustable Pressure Reducing Valve, 1 in, Press, 19 gpm, Forged Brass Body

Part #1274213

MFG #535661HA

Caleffi 535940HA 535H Pre-Adjustable Pressure Reducing Valve, 1/2 in, C, 7.3 gpm, Forged Brass Body

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Caleffi 535940HA 535H Pre-Adjustable Pressure Reducing Valve, 1/2 in, C, 7.3 gpm, Forged Brass Body

Part #1221266

MFG #535940HA

Caleffi 502043 CST Automatic Air Vent with Hygroscopic Safety Air Vent Cap, 1/2 in Nominal, MNPT Connection, 150 psi Working, 250 deg F, Brass

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Caleffi 502043 CST Automatic Air Vent with Hygroscopic Safety Air Vent Cap, 1/2 in Nominal, MNPT Connection, 150 psi Working, 250 deg F, Brass

Part #420016

MFG #502043 CST

U/M

Caleffi 502710A Automatic Air Vent, 1/8 in Nominal, MNPT Connection, 150 psi Working, 240 deg F, Brass

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Caleffi 502710A Automatic Air Vent, 1/8 in Nominal, MNPT Connection, 150 psi Working, 240 deg F, Brass

Part #420004

MFG #502710A

U/M

Caleffi 519502A Differential Pressure By-Pass Valve, 3/4 in Nominal, MNPT End Style, 150 psi Pressure, 9 gpm Flow Rate, Brass Body

Compare

Caleffi 519502A Differential Pressure By-Pass Valve, 3/4 in Nominal, MNPT End Style, 150 psi Pressure, 9 gpm Flow Rate, Brass Body

Part #420023

MFG #519502A

U/M

Caleffi 520510AC AngleMix™ Adjustable three-way thermostatic mixing valve with mixed outlet temperature gauge, angle body with inlet port check valves, 3/4" Male Union

Compare

Caleffi 520510AC AngleMix™ Adjustable three-way thermostatic mixing valve with mixed outlet temperature gauge, angle body with inlet port check valves, 3/4" Male Union

Part #1261219

MFG #520510AC

Caleffi 521201AP SinkMixer™ Scald Protection Thermostatic Mixing Valve, 3/8" Compression with Plug Fittings

Compare

Caleffi 521201AP SinkMixer™ Scald Protection Thermostatic Mixing Valve, 3/8" Compression with Plug Fittings

Part #1251300

MFG #521201AP

Caleffi 535351HA Pre-Adjustable Pressure Reducing Valve, 3/4 in, FNPT x C, 300 psi, 12.5 gpm, DZR Forged Brass Body

Compare

Caleffi 535351HA Pre-Adjustable Pressure Reducing Valve, 3/4 in, FNPT x C, 300 psi, 12.5 gpm, DZR Forged Brass Body

Part #1261200

MFG #535351HA

Caleffi 535361HA 535H Pre-Adjustable Pressure Reducing Valve, 1 in, FNPT, 19 gpm, Forged Brass Body

Compare

Caleffi 535361HA 535H Pre-Adjustable Pressure Reducing Valve, 1 in, FNPT, 19 gpm, Forged Brass Body

Part #1261194

MFG #535361HA

Caleffi 535651HA 535H Pre-Adjustable Pressure Reducing Valve, 3/4 in, Press, 12.5 gpm, Forged Brass Body

Compare

Caleffi 535651HA 535H Pre-Adjustable Pressure Reducing Valve, 3/4 in, Press, 12.5 gpm, Forged Brass Body

Part #1212550

MFG #535651HA

Caleffi 535661HA 535H Pre-Adjustable Pressure Reducing Valve, 1 in, Press, 19 gpm, Forged Brass Body

Compare

Caleffi 535661HA 535H Pre-Adjustable Pressure Reducing Valve, 1 in, Press, 19 gpm, Forged Brass Body

Part #1274213

MFG #535661HA

Caleffi 535940HA 535H Pre-Adjustable Pressure Reducing Valve, 1/2 in, C, 7.3 gpm, Forged Brass Body

Compare

Caleffi 535940HA 535H Pre-Adjustable Pressure Reducing Valve, 1/2 in, C, 7.3 gpm, Forged Brass Body

Part #1221266

MFG #535940HA

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