Pressure Relief Valves

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: Apollo 10-600 Safety Relief Valves (310)
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Kunkle Model 537 Safety Relief Valves (50)
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: Domestic (455)

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Kunkle 537 Bronze Safety Relief Valve, 3/4 in FNPT x 1 in FNPT Side Outlet, Bronze Seat with EPDM Insert, Hot Water ASME Section IV, 45 psig Set Pressure, Kunkle 0537D01-HM0045

CBPN:

124306

MPN:

0537-D01AHM0045

Price:

$311.76 / EA

QTY

Price:

$311.76 / EA

QTY

Compare

Kunkle 537 Bronze Safety Relief Valve, 3/4 in FNPT x 1 in FNPT Side Outlet, Bronze Seat with EPDM Insert, Hot Water ASME Section IV, 50 psig Set Pressure, Kunkle 0537D01-HM0050

CBPN:

114356

MPN:

0537-D01AHM0050

Price:

$311.76 / EA

QTY

Price:

$311.76 / EA

QTY

Compare

Kunkle 537 Bronze Safety Relief Valve, 3/4 in FNPT x 1 in FNPT Side Outlet, Bronze Seat with EPDM Insert, Hot Water ASME Section IV, 60 psig Set Pressure, Kunkle 0537D01-HM0060

CBPN:

210542

MPN:

0537-D01AHM0060

Price:

$311.76 / EA

QTY

Price:

$311.76 / EA

QTY

Compare

Kunkle 537 Bronze Safety Relief Valve, 3/4 in FNPT x 1 in FNPT Side Outlet, Bronze Seat with EPDM Insert, Hot Water ASME Section IV, 65 psig Set Pressure, Kunkle 0537D01-HM0065

CBPN:

281605

MPN:

0537-D01AHM0065

Price:

$311.76 / EA

QTY

Price:

$311.76 / EA

QTY

Compare

Kunkle 537 Bronze Safety Relief Valve, 3/4 in FNPT x 1 in FNPT Side Outlet, Bronze Seat with EPDM Insert, Hot Water ASME Section IV, 75 psig Set Pressure, Kunkle 0537D01-HM0075

CBPN:

141897

MPN:

0537-D01AHM0075

Price:

$311.76 / EA

QTY

Price:

$311.76 / EA

QTY

Compare

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 100 psig Set Pressure, Kunkle 0537G01-HM0100

CBPN:

242290

MPN:

0537-G01-HM0100

Price:

$626.02 / EA

QTY

Price:

$626.02 / EA

QTY

Compare

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 130 psig Set Pressure, Kunkle 0537G01-HM0130

CBPN:

281613

MPN:

0537-G01-HM0130

Price:

$626.02 / EA

QTY

Price:

$626.02 / EA

QTY

Compare

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 150 psig Set Pressure, Kunkle 0537G01-HM0150

CBPN:

78372

MPN:

0537-G01-HM0150

Price:

$626.02 / EA

QTY

Price:

$626.02 / EA

QTY

Compare

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 160 psig Set Pressure, Kunkle 0537G01-HM0160

CBPN:

281614

MPN:

0537-G01-HM0160

Price:

$626.02 / EA

QTY

Price:

$626.02 / EA

QTY

Compare

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 30 psig Set Pressure, Kunkle 0537G01-HM0030

CBPN:

169734

MPN:

0537-G01-HM0030

Price:

$626.02 / EA

QTY

Price:

$626.02 / EA

QTY

Compare

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 35 psig Set Pressure, Kunkle 0537G01-HM0035

CBPN:

272850

MPN:

0537-G01-HM0035

Price:

$626.02 / EA

QTY

Price:

$626.02 / EA

QTY

Compare

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 40 psig Set Pressure, Kunkle 0537G01-HM0040

CBPN:

281611

MPN:

0537-G01-HM0040

Price:

$626.02 / EA

QTY

Price:

$626.02 / EA

QTY

Compare

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 45 psig Set Pressure, Kunkle 0537G01-HM0045

CBPN:

269101

MPN:

0537-G01-HM0045

Price:

$626.02 / EA

QTY

Price:

$626.02 / EA

QTY

Compare

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 50 psig Set Pressure, Kunkle 0537G01-HM0050

CBPN:

206516

MPN:

0537-G01-HM0050

Price:

$626.02 / EA

QTY

Price:

$626.02 / EA

QTY

Compare

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 60 psig Set Pressure, Kunkle 0537G01-HM0060

CBPN:

281612

MPN:

0537-G01-HM0060

Price:

$626.02 / EA

QTY

Price:

$626.02 / EA

QTY

Compare

Kunkle 537 Bronze Safety Relief Valve, 3/4 in FNPT x 1 in FNPT Side Outlet, Bronze Seat with EPDM Insert, Hot Water ASME Section IV, 45 psig Set Pressure, Kunkle 0537D01-HM0045

CBPN:

124306

MPN:

0537-D01AHM0045

Price:

$311.76 / EA

QTY

Compare

Kunkle 537 Bronze Safety Relief Valve, 3/4 in FNPT x 1 in FNPT Side Outlet, Bronze Seat with EPDM Insert, Hot Water ASME Section IV, 50 psig Set Pressure, Kunkle 0537D01-HM0050

CBPN:

114356

MPN:

0537-D01AHM0050

Price:

$311.76 / EA

QTY

Compare

Kunkle 537 Bronze Safety Relief Valve, 3/4 in FNPT x 1 in FNPT Side Outlet, Bronze Seat with EPDM Insert, Hot Water ASME Section IV, 60 psig Set Pressure, Kunkle 0537D01-HM0060

CBPN:

210542

MPN:

0537-D01AHM0060

Price:

$311.76 / EA

QTY

Compare

Kunkle 537 Bronze Safety Relief Valve, 3/4 in FNPT x 1 in FNPT Side Outlet, Bronze Seat with EPDM Insert, Hot Water ASME Section IV, 65 psig Set Pressure, Kunkle 0537D01-HM0065

CBPN:

281605

MPN:

0537-D01AHM0065

Price:

$311.76 / EA

QTY

Compare

Kunkle 537 Bronze Safety Relief Valve, 3/4 in FNPT x 1 in FNPT Side Outlet, Bronze Seat with EPDM Insert, Hot Water ASME Section IV, 75 psig Set Pressure, Kunkle 0537D01-HM0075

CBPN:

141897

MPN:

0537-D01AHM0075

Price:

$311.76 / EA

QTY

Compare

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 100 psig Set Pressure, Kunkle 0537G01-HM0100

CBPN:

242290

MPN:

0537-G01-HM0100

Price:

$626.02 / EA

QTY

Compare

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 130 psig Set Pressure, Kunkle 0537G01-HM0130

CBPN:

281613

MPN:

0537-G01-HM0130

Price:

$626.02 / EA

QTY

Compare

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 150 psig Set Pressure, Kunkle 0537G01-HM0150

CBPN:

78372

MPN:

0537-G01-HM0150

Price:

$626.02 / EA

QTY

Compare

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 160 psig Set Pressure, Kunkle 0537G01-HM0160

CBPN:

281614

MPN:

0537-G01-HM0160

Price:

$626.02 / EA

QTY

Compare

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 30 psig Set Pressure, Kunkle 0537G01-HM0030

CBPN:

169734

MPN:

0537-G01-HM0030

Price:

$626.02 / EA

QTY

Compare

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 35 psig Set Pressure, Kunkle 0537G01-HM0035

CBPN:

272850

MPN:

0537-G01-HM0035

Price:

$626.02 / EA

QTY

Compare

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 40 psig Set Pressure, Kunkle 0537G01-HM0040

CBPN:

281611

MPN:

0537-G01-HM0040

Price:

$626.02 / EA

QTY

Compare

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 45 psig Set Pressure, Kunkle 0537G01-HM0045

CBPN:

269101

MPN:

0537-G01-HM0045

Price:

$626.02 / EA

QTY

Compare

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 50 psig Set Pressure, Kunkle 0537G01-HM0050

CBPN:

206516

MPN:

0537-G01-HM0050

Price:

$626.02 / EA

QTY

Compare

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 60 psig Set Pressure, Kunkle 0537G01-HM0060

CBPN:

281612

MPN:

0537-G01-HM0060

Price:

$626.02 / EA

QTY

show:

Pressure Relief Valves

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Kunkle 537 Bronze Safety Relief Valve, 3/4 in FNPT x 1 in FNPT Side Outlet, Bronze Seat with EPDM Insert, Hot Water ASME Section IV, 45 psig Set Pressure, Kunkle 0537D01-HM0045

Kunkle 537 Bronze Safety Relief Valve, 3/4 in FNPT x 1 in FNPT Side Outlet, Bronze Seat with EPDM Insert, Hot Water ASME Section IV, 50 psig Set Pressure, Kunkle 0537D01-HM0050

Kunkle 537 Bronze Safety Relief Valve, 3/4 in FNPT x 1 in FNPT Side Outlet, Bronze Seat with EPDM Insert, Hot Water ASME Section IV, 60 psig Set Pressure, Kunkle 0537D01-HM0060

Kunkle 537 Bronze Safety Relief Valve, 3/4 in FNPT x 1 in FNPT Side Outlet, Bronze Seat with EPDM Insert, Hot Water ASME Section IV, 65 psig Set Pressure, Kunkle 0537D01-HM0065

Kunkle 537 Bronze Safety Relief Valve, 3/4 in FNPT x 1 in FNPT Side Outlet, Bronze Seat with EPDM Insert, Hot Water ASME Section IV, 75 psig Set Pressure, Kunkle 0537D01-HM0075

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 100 psig Set Pressure, Kunkle 0537G01-HM0100

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 130 psig Set Pressure, Kunkle 0537G01-HM0130

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 150 psig Set Pressure, Kunkle 0537G01-HM0150

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 160 psig Set Pressure, Kunkle 0537G01-HM0160

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 30 psig Set Pressure, Kunkle 0537G01-HM0030

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 35 psig Set Pressure, Kunkle 0537G01-HM0035

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 40 psig Set Pressure, Kunkle 0537G01-HM0040

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 45 psig Set Pressure, Kunkle 0537G01-HM0045

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 50 psig Set Pressure, Kunkle 0537G01-HM0050

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 60 psig Set Pressure, Kunkle 0537G01-HM0060

Kunkle 537 Bronze Safety Relief Valve, 3/4 in FNPT x 1 in FNPT Side Outlet, Bronze Seat with EPDM Insert, Hot Water ASME Section IV, 45 psig Set Pressure, Kunkle 0537D01-HM0045

Kunkle 537 Bronze Safety Relief Valve, 3/4 in FNPT x 1 in FNPT Side Outlet, Bronze Seat with EPDM Insert, Hot Water ASME Section IV, 50 psig Set Pressure, Kunkle 0537D01-HM0050

Kunkle 537 Bronze Safety Relief Valve, 3/4 in FNPT x 1 in FNPT Side Outlet, Bronze Seat with EPDM Insert, Hot Water ASME Section IV, 60 psig Set Pressure, Kunkle 0537D01-HM0060

Kunkle 537 Bronze Safety Relief Valve, 3/4 in FNPT x 1 in FNPT Side Outlet, Bronze Seat with EPDM Insert, Hot Water ASME Section IV, 65 psig Set Pressure, Kunkle 0537D01-HM0065

Kunkle 537 Bronze Safety Relief Valve, 3/4 in FNPT x 1 in FNPT Side Outlet, Bronze Seat with EPDM Insert, Hot Water ASME Section IV, 75 psig Set Pressure, Kunkle 0537D01-HM0075

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 100 psig Set Pressure, Kunkle 0537G01-HM0100

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 130 psig Set Pressure, Kunkle 0537G01-HM0130

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 150 psig Set Pressure, Kunkle 0537G01-HM0150

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 160 psig Set Pressure, Kunkle 0537G01-HM0160

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 30 psig Set Pressure, Kunkle 0537G01-HM0030

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 35 psig Set Pressure, Kunkle 0537G01-HM0035

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 40 psig Set Pressure, Kunkle 0537G01-HM0040

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 45 psig Set Pressure, Kunkle 0537G01-HM0045

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 50 psig Set Pressure, Kunkle 0537G01-HM0050

Kunkle 537 Cast Iron Safety Relief Valve, 1-1/2 in FNPT x 2 in FNPT Side Outlet, Bronze Seat with EPDM Insert & NBR O-Ring, Hot Water ASME Section IV, 60 psig Set Pressure, Kunkle 0537G01-HM0060

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