Thos. Somerville Co. | WATTS® | Pressure Relief Valves

Home

Home

Site Search

{0} items in cart

Pressure Relief Valves

110 items

Filter

Search Within Brand

: Stocked Items Only
: Test Lever (14)
: Brass (8)
Bronze (69)
Copper Silicon Alloy (5)
Iron (22)
Copper Alloy (6)
: 11-1/2 in H x 6-1/2 in L (5)
11-5/8 in H x 6-3/4 in L (3)
4-1/2 in H x 2-3/4 in L (7)
5-3/4 in H x 3 in L (7)
5-3/4 in H x 3 in W (1)
5-5/8 in H x 2-5/8 in W (7)
5-5/8 in H x 3 in L (2)
6-1/4 in H x 2-3/4 in W (3)
6-1/4 in H x 3-1/4 in W (1)
6-1/4 in H x 3-3/8 in W (1)
: Domestic (109)
: Female NPTF (41)
Male NPTF x Female NPTF (11)
FNPT (38)
MNPT x FNPT (16)
: Water (104)
Gas/Hot Water/Oil (2)
: 1 in (27)
1 x 1-1/4 in (2)
1-1/2 in (6)
1-1/2 x 2 in (3)
1-1/4 in (13)
1-1/4 x 1-1/2 in (2)
1/2 in (1)
2 in (12)
2 x 2-1/2 in (3)
3/4 in (39)
: 125 lb (1)
150 lb (1)
: 112 psi (13)
56 psi (1)
80 psi (3)
93 psi (8)
150 psi (17)
100 psi (4)
125 psi (2)
60 psi (6)
45 psi (1)
50 psi (11)
: 40L (6)
LF40 (3)
LF40L (4)
LF530 (1)
LFN240 (2)
N240 (2)
: 250 deg F (72)
210 deg F (35)
: Non-Metallic (38)
Nylon Coated Copper (10)
Stainless Steel (4)
: Calibrated (1)
Poppet (1)

Sort by

Results Per Page

content loaded

WATTS® 0066090 100XL Temperature/Pressure Relief Valve, 3/4 in Nominal, 125 psi Pressure, Brass Body

Compare

WATTS® 0066090 100XL Temperature/Pressure Relief Valve, 3/4 in Nominal, 125 psi Pressure, Brass Body

Part #429617

MFG #0066090

WATTS® 0066100 100XL Temperature/Pressure Relief Valve, 3/4 in Nominal, 150 psi Pressure, Brass Body

Compare

WATTS® 0066100 100XL Temperature/Pressure Relief Valve, 3/4 in Nominal, 150 psi Pressure, Brass Body

Part #429620

MFG #0066100

U/M

WATTS® 0066110 100XL Temperature/Pressure Relief Valve, 3/4 in Nominal, 150 psi Pressure, Brass Body

Compare

WATTS® 0066110 100XL Temperature/Pressure Relief Valve, 3/4 in Nominal, 150 psi Pressure, Brass Body

Part #429621

MFG #0066110

U/M

WATTS® 0066133 Extended Shank Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 150 psi Pressure, Bronze Body

Compare

WATTS® 0066133 Extended Shank Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 150 psi Pressure, Bronze Body

Part #429625

MFG #0066133

U/M

WATTS® 0121357 LF100XL Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 100 psi Pressure, Copper Alloy Body

Compare

WATTS® 0121357 LF100XL Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 100 psi Pressure, Copper Alloy Body

Part #529854

MFG #0121357

U/M

WATTS® 0121421 LF40L Automatic Reseating Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 150 psi Pressure, Brass Body

Superseded

Compare

WATTS® 0121421 LF40L Automatic Reseating Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 150 psi Pressure, Brass Body

Part #429590

MFG #0121421

WATTS® 0156481 40 Series Automatic Reseating Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 75 to 150 psi Pressure, Bronze Body

Superseded

Compare

WATTS® 0156481 40 Series Automatic Reseating Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 75 to 150 psi Pressure, Bronze Body

Part #429572

MFG #0156481

WATTS® 0156731 40L Automatic Reseating Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 75 to 150 psi Pressure, Bronze Body

Superseded

Compare

WATTS® 0156731 40L Automatic Reseating Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 75 to 150 psi Pressure, Bronze Body

Part #429573

MFG #0156731

WATTS® 0158774 40 Series Automatic Reseating Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 150 psi Pressure, Bronze Body

Superseded

Compare

WATTS® 0158774 40 Series Automatic Reseating Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 150 psi Pressure, Bronze Body

Part #429575

MFG #0158774

WATTS® 0163720 40 Series Automatic Reseating Temperature/Pressure Relief Valve, 1 in Nominal, MNPT x FNPT End Style, 45 psi Pressure, Bronze Body

Superseded

Compare

WATTS® 0163720 40 Series Automatic Reseating Temperature/Pressure Relief Valve, 1 in Nominal, MNPT x FNPT End Style, 45 psi Pressure, Bronze Body

Part #429579

MFG #0163720

WATTS® 0066090 100XL Temperature/Pressure Relief Valve, 3/4 in Nominal, 125 psi Pressure, Brass Body

Compare

WATTS® 0066090 100XL Temperature/Pressure Relief Valve, 3/4 in Nominal, 125 psi Pressure, Brass Body

Part #429617

MFG #0066090

WATTS® 0066100 100XL Temperature/Pressure Relief Valve, 3/4 in Nominal, 150 psi Pressure, Brass Body

Compare

WATTS® 0066100 100XL Temperature/Pressure Relief Valve, 3/4 in Nominal, 150 psi Pressure, Brass Body

Part #429620

MFG #0066100

U/M

WATTS® 0066110 100XL Temperature/Pressure Relief Valve, 3/4 in Nominal, 150 psi Pressure, Brass Body

Compare

WATTS® 0066110 100XL Temperature/Pressure Relief Valve, 3/4 in Nominal, 150 psi Pressure, Brass Body

Part #429621

MFG #0066110

U/M

WATTS® 0066133 Extended Shank Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 150 psi Pressure, Bronze Body

Compare

WATTS® 0066133 Extended Shank Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 150 psi Pressure, Bronze Body

Part #429625

MFG #0066133

U/M

WATTS® 0121357 LF100XL Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 100 psi Pressure, Copper Alloy Body

Compare

WATTS® 0121357 LF100XL Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 100 psi Pressure, Copper Alloy Body

Part #529854

MFG #0121357

U/M

WATTS® 0121421 LF40L Automatic Reseating Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 150 psi Pressure, Brass Body

Superseded

Compare

WATTS® 0121421 LF40L Automatic Reseating Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 150 psi Pressure, Brass Body

Part #429590

MFG #0121421

WATTS® 0156481 40 Series Automatic Reseating Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 75 to 150 psi Pressure, Bronze Body

Superseded

Compare

WATTS® 0156481 40 Series Automatic Reseating Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 75 to 150 psi Pressure, Bronze Body

Part #429572

MFG #0156481

WATTS® 0156731 40L Automatic Reseating Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 75 to 150 psi Pressure, Bronze Body

Superseded

Compare

WATTS® 0156731 40L Automatic Reseating Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 75 to 150 psi Pressure, Bronze Body

Part #429573

MFG #0156731

WATTS® 0158774 40 Series Automatic Reseating Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 150 psi Pressure, Bronze Body

Superseded

Compare

WATTS® 0158774 40 Series Automatic Reseating Temperature/Pressure Relief Valve, 3/4 in Nominal, MNPT x FNPT End Style, 150 psi Pressure, Bronze Body

Part #429575

MFG #0158774

WATTS® 0163720 40 Series Automatic Reseating Temperature/Pressure Relief Valve, 1 in Nominal, MNPT x FNPT End Style, 45 psi Pressure, Bronze Body

Superseded

Compare

WATTS® 0163720 40 Series Automatic Reseating Temperature/Pressure Relief Valve, 1 in Nominal, MNPT x FNPT End Style, 45 psi Pressure, Bronze Body

Part #429579

MFG #0163720

Sort by

Results Per Page