Pressure Relief Valves

Filter

Search Within Category

: Show In Stock Items Only
: Apollo™ (397)
Kunkle (581)
WATTS® (60)
: Apollo 10-600 Safety Relief Valves (310)
Apollo 12-200 Safety Relief Valves (12)
Apollo 13 Series Steam Boiler Valves (25)
Apollo 14-200 Safety Relief Valves (17)
Apollo 16 Series Pressure Relief Valves (11)
Apollo Model TPC Relief Valves (19)
Kunkle Model 20 Safety Relief Valves (87)
Kunkle Model 215V Vacuum Relief Valves (15)
Kunkle Model 337 Safety Relief Valves (26)
Kunkle Model 537 Safety Relief Valves (50)
: 1/2 in (66)
1/2 in x 1/2 in (13)
1/2 in x 3/4 in (26)
1/2 in x Top Outlet (8)
3/4 in (81)
3/4 x 1/2 in (5)
3/4 x 3/4 in (2)
3/4 in x 3/4 in (27)
3/4 x 1 in (30)
3/4 in x 1 in (42)
: ANSI 250 Flanged x ANSI 125 Flanged (9)
ANSI 250 Flanged x FNPT (27)
FNPT (356)
FNPT x FNPT (61)
MNPT (58)
MNPT x FNPT (470)
MNPT x Top Outlet (52)
: Air/Gas ASME Section VIII (167)
Air/Gas ASME Section VIII & XIII (10)
Air/Gas, Non-Code (20)
Hot Water ASME Section IV (50)
Liquid, Non-Code (87)
Steam ASME Section I (179)
Steam ASME Section IV & XIII (3)
Steam ASME Section IV, Air, Steam, & Gas Section VIII & XIII, (47)
Steam, Non-Code (2)
Vacuum Air Non-Code (15)
: 5 psig (13)
6 psig (8)
7 psig (1)
8 psig (11)
9 psig (4)
10 psig (16)
11 psig (3)
12 psig (11)
13 psig (1)
14 psig (3)
: Brass (67)
Bronze (835)
Cast Bronze (9)
Cast Copper Silicon Alloy (2)
Cast Iron (116)
Copper Alloy (2)
Copper Silicon Alloy (5)
: Alloy Steel (140)
Alloy Steel/Brass (51)
Alloy Steel/Silicone (1)
Bronze Disc & Nozzle (41)
Bronze Nozzle, Disc & Guide (3)
Bronze Seat w/EPDM Insert (25)
Bronze Seat w/EPDM Insert & NBR O-Ring (25)
Bronze/Brass Seat (342)
EPDM Disc/Modified TFE Seat/Stainless Steel Spring (1)
EPR O-Ring (10)
: Domestic (455)

1038 items

Sort by:

show:

content loaded

Compare

Apollo™ 1060402 10-600 Safety Relief Valve, 3/4 in Nominal, FNPT End Style, 20 psi Pressure, Bronze Body, Domestic

CBPN:

217729

MPN:

10-604-02

Price:

$239.27 / EA

QTY

Prop 65:

Price:

$239.27 / EA

QTY

Compare

Apollo™ 1060517 10-600 Safety Relief Valve, 1 in Nominal, FNPT End Style, 85 psi Pressure, Bronze Body, Domestic

CBPN:

246756

MPN:

10-605-17

Price:

$408.43 / EA

QTY

Prop 65:

Price:

$408.43 / EA

QTY

Compare

Apollo™ 1061730 10-600 High Capacity Safety Relief Valve, 1-1/2 x 2 in Nominal, FNPT End Style, Bronze Body, Domestic

CBPN:

246915

MPN:

10-617-30

Price:

$1046.35 / EA

QTY

Prop 65:

Price:

$1046.35 / EA

QTY

Compare

Apollo™ 13202B06 13 Low Pressure Safety Relief Valve, 1 in Nominal, MNPT x FNPT End Style, 6 psi Pressure, Bronze Body, Domestic

CBPN:

246959

MPN:

13-202-B-6

Price:

$148.2 / EA

QTY

Prop 65:

Price:

$148.2 / EA

QTY

Compare

Kunkle Model 20 Safety Liquid Relief Valve

Kunkle 0020-C01 Bronze Safety Relief Valve, 1/2 in MNPT x 1/2 in FNPT Side Outlet, Bronze/Brass Seat, Liquid, Non-Code Service, 40 psig Set Pressure, Kunkle 0020C01-MG0040

CBPN:

281536

MPN:

0020-C01-MG0040

Price:

$285.98 / EA

QTY

Prop 65:

Price:

$285.98 / EA

QTY

Compare

Kunkle 0020-D01 Bronze Safety Relief Valve, 3/4 in MNPT x 3/4 in FNPT Side Outlet, Bronze/Brass Seat, Liquid, Non-Code Service, 25 psig Set Pressure, Kunkle 0020D01-MG0025

CBPN:

281544

MPN:

0020-D01-MG0025

Price:

$285.98 / EA

QTY

Prop 65:

Price:

$285.98 / EA

QTY

Compare

Kunkle 0020-D01 Bronze Safety Relief Valve, 3/4 in MNPT x 3/4 in FNPT Side Outlet, Bronze/Brass Seat, Liquid, Non-Code Service, 300 psig Set Pressure, Kunkle 0020D01-MG0300

CBPN:

281548

MPN:

0020-D01-MG0300

Price:

$285.98 / EA

QTY

Prop 65:

Price:

$285.98 / EA

QTY

Compare

Kunkle 215V Cast Iron Vacuum Relief Valve, 2 in MNPT x 2 in FNPT Side Outlet, Bronze Disc & Nozzle, Vacuum Air Non-Code, 2 in Hg Set Pressure, Kunkle 215VH01-QE0002

CBPN:

281652

MPN:

215V-H01AQE0002

Price:

$515.38 / EA

QTY

Price:

$515.38 / EA

QTY

Compare

Kunkle 6010DD Bronze Safety Relief Valve, 3/4 in MNPT Inlet x 3/4 in FNPT Side Outlet, Bronze/Brass Seat, Air/Gas ASME Section VIII, 150 psig Set Pressure, Kunkle 6010DDM01-KM0150

CBPN:

281221

MPN:

6010DDM01AKM0150

Price:

$272.01 / EA

QTY

Prop 65:

Price:

$272.01 / EA

QTY

Compare

Kunkle 6010ED Bronze Safety Relief Valve, 3/4 in MNPT Inlet x 1 in FNPT Side Outlet, Bronze/Brass Seat, Air/Gas ASME Section VIII, 200 psig Set Pressure, Kunkle 6010EDM01-KM0200

CBPN:

281230

MPN:

6010EDM01AKM0200

Price:

$301.65 / EA

QTY

Prop 65:

Price:

$301.65 / EA

QTY

Compare

Kunkle 6010GF Bronze Safety Relief Valve, 1-1/4 in MNPT Inlet x 1-1/2 in FNPT Side Outlet, Bronze/Brass Seat, Air/Gas ASME Section VIII, 140 psig Set Pressure, Kunkle 6010GFM01-KM0140

CBPN:

281246

MPN:

6010GFM01AKM0140

Price:

$440.69 / EA

QTY

Prop 65:

Price:

$440.69 / EA

QTY

Compare

Kunkle 6021DC Bronze Safety Relief Valve, 1/2 in MNPT x 3/4 in FNPT Side Outlet, Teflon Disc, Steam ASME Section I, 40 psig Set Pressure, Kunkle 6021DCT01-AM0040

CBPN:

281266

MPN:

6021DCT01AAM0040

Price:

$294.05 / EA

QTY

Prop 65:

Price:

$294.05 / EA

QTY

Compare

Kunkle 6021FE Bronze Safety Relief Valve, 1 in MNPT x 1-1/4 in FNPT Side Outlet, Teflon Disc, Steam ASME Section I, 200 psig Set Pressure, Kunkle 6021FET01-AM0200

CBPN:

281274

MPN:

6021FET01AAM0200

Price:

$376.11 / EA

QTY

Prop 65:

Price:

$376.11 / EA

QTY

Compare

Apollo™ 1060807 10-600 Safety Relief Valve, 2 in Nominal, FNPT End Style, 40 psi Pressure, Bronze Body, Domestic

CBPN:

246818

MPN:

10-608-07

Price:

$1419.66 / EA

QTY

Prop 65:

Price:

$1419.66 / EA

QTY

Compare

Kunkle 6021JH Bronze Safety Relief Valve, 2 in MNPT x 2-1/2 in FNPT Side Outlet, Teflon Disc, Steam ASME Section I, 150 psig Set Pressure, Kunkle 6021JHT01-AM0150

CBPN:

50082

MPN:

6021JHT01AAM0150

Price:

$806.16 / EA

QTY

Prop 65:

Price:

$806.16 / EA

QTY

Compare

Apollo™ 1060402 10-600 Safety Relief Valve, 3/4 in Nominal, FNPT End Style, 20 psi Pressure, Bronze Body, Domestic

CBPN:

217729

MPN:

10-604-02

Prop 65:

Price:

$239.27 / EA

QTY

Compare

Apollo™ 1060517 10-600 Safety Relief Valve, 1 in Nominal, FNPT End Style, 85 psi Pressure, Bronze Body, Domestic

CBPN:

246756

MPN:

10-605-17

Prop 65:

Price:

$408.43 / EA

QTY

Compare

Apollo™ 1061730 10-600 High Capacity Safety Relief Valve, 1-1/2 x 2 in Nominal, FNPT End Style, Bronze Body, Domestic

CBPN:

246915

MPN:

10-617-30

Prop 65:

Price:

$1046.35 / EA

QTY

Compare

Apollo™ 13202B06 13 Low Pressure Safety Relief Valve, 1 in Nominal, MNPT x FNPT End Style, 6 psi Pressure, Bronze Body, Domestic

CBPN:

246959

MPN:

13-202-B-6

Prop 65:

Price:

$148.2 / EA

QTY

Compare

Kunkle 0020-C01 Bronze Safety Relief Valve, 1/2 in MNPT x 1/2 in FNPT Side Outlet, Bronze/Brass Seat, Liquid, Non-Code Service, 40 psig Set Pressure, Kunkle 0020C01-MG0040

CBPN:

281536

MPN:

0020-C01-MG0040

Prop 65:

Price:

$285.98 / EA

QTY

Compare

Kunkle 0020-D01 Bronze Safety Relief Valve, 3/4 in MNPT x 3/4 in FNPT Side Outlet, Bronze/Brass Seat, Liquid, Non-Code Service, 25 psig Set Pressure, Kunkle 0020D01-MG0025

CBPN:

281544

MPN:

0020-D01-MG0025

Prop 65:

Price:

$285.98 / EA

QTY

Compare

Kunkle 0020-D01 Bronze Safety Relief Valve, 3/4 in MNPT x 3/4 in FNPT Side Outlet, Bronze/Brass Seat, Liquid, Non-Code Service, 300 psig Set Pressure, Kunkle 0020D01-MG0300

CBPN:

281548

MPN:

0020-D01-MG0300

Prop 65:

Price:

$285.98 / EA

QTY

Compare

Kunkle 215V Cast Iron Vacuum Relief Valve, 2 in MNPT x 2 in FNPT Side Outlet, Bronze Disc & Nozzle, Vacuum Air Non-Code, 2 in Hg Set Pressure, Kunkle 215VH01-QE0002

CBPN:

281652

MPN:

215V-H01AQE0002

Price:

$515.38 / EA

QTY

Compare

Kunkle 6010DD Bronze Safety Relief Valve, 3/4 in MNPT Inlet x 3/4 in FNPT Side Outlet, Bronze/Brass Seat, Air/Gas ASME Section VIII, 150 psig Set Pressure, Kunkle 6010DDM01-KM0150

CBPN:

281221

MPN:

6010DDM01AKM0150

Prop 65:

Price:

$272.01 / EA

QTY

Compare

Kunkle 6010ED Bronze Safety Relief Valve, 3/4 in MNPT Inlet x 1 in FNPT Side Outlet, Bronze/Brass Seat, Air/Gas ASME Section VIII, 200 psig Set Pressure, Kunkle 6010EDM01-KM0200

CBPN:

281230

MPN:

6010EDM01AKM0200

Prop 65:

Price:

$301.65 / EA

QTY

Compare

Kunkle 6010GF Bronze Safety Relief Valve, 1-1/4 in MNPT Inlet x 1-1/2 in FNPT Side Outlet, Bronze/Brass Seat, Air/Gas ASME Section VIII, 140 psig Set Pressure, Kunkle 6010GFM01-KM0140

CBPN:

281246

MPN:

6010GFM01AKM0140

Prop 65:

Price:

$440.69 / EA

QTY

Compare

Kunkle 6021DC Bronze Safety Relief Valve, 1/2 in MNPT x 3/4 in FNPT Side Outlet, Teflon Disc, Steam ASME Section I, 40 psig Set Pressure, Kunkle 6021DCT01-AM0040

CBPN:

281266

MPN:

6021DCT01AAM0040

Prop 65:

Price:

$294.05 / EA

QTY

Compare

Kunkle 6021FE Bronze Safety Relief Valve, 1 in MNPT x 1-1/4 in FNPT Side Outlet, Teflon Disc, Steam ASME Section I, 200 psig Set Pressure, Kunkle 6021FET01-AM0200

CBPN:

281274

MPN:

6021FET01AAM0200

Prop 65:

Price:

$376.11 / EA

QTY

Compare

Apollo™ 1060807 10-600 Safety Relief Valve, 2 in Nominal, FNPT End Style, 40 psi Pressure, Bronze Body, Domestic

CBPN:

246818

MPN:

10-608-07

Prop 65:

Price:

$1419.66 / EA

QTY

Compare

Kunkle 6021JH Bronze Safety Relief Valve, 2 in MNPT x 2-1/2 in FNPT Side Outlet, Teflon Disc, Steam ASME Section I, 150 psig Set Pressure, Kunkle 6021JHT01-AM0150

CBPN:

50082

MPN:

6021JHT01AAM0150

Prop 65:

Price:

$806.16 / EA

QTY

show:

Pressure Relief Valves

Filter

Apollo™ 1060402 10-600 Safety Relief Valve, 3/4 in Nominal, FNPT End Style, 20 psi Pressure, Bronze Body, Domestic

Apollo™ 1060517 10-600 Safety Relief Valve, 1 in Nominal, FNPT End Style, 85 psi Pressure, Bronze Body, Domestic

Apollo™ 1061730 10-600 High Capacity Safety Relief Valve, 1-1/2 x 2 in Nominal, FNPT End Style, Bronze Body, Domestic

Apollo™ 13202B06 13 Low Pressure Safety Relief Valve, 1 in Nominal, MNPT x FNPT End Style, 6 psi Pressure, Bronze Body, Domestic

Kunkle 0020-C01 Bronze Safety Relief Valve, 1/2 in MNPT x 1/2 in FNPT Side Outlet, Bronze/Brass Seat, Liquid, Non-Code Service, 40 psig Set Pressure, Kunkle 0020C01-MG0040

Kunkle 0020-D01 Bronze Safety Relief Valve, 3/4 in MNPT x 3/4 in FNPT Side Outlet, Bronze/Brass Seat, Liquid, Non-Code Service, 25 psig Set Pressure, Kunkle 0020D01-MG0025

Kunkle 0020-D01 Bronze Safety Relief Valve, 3/4 in MNPT x 3/4 in FNPT Side Outlet, Bronze/Brass Seat, Liquid, Non-Code Service, 300 psig Set Pressure, Kunkle 0020D01-MG0300

Kunkle 215V Cast Iron Vacuum Relief Valve, 2 in MNPT x 2 in FNPT Side Outlet, Bronze Disc & Nozzle, Vacuum Air Non-Code, 2 in Hg Set Pressure, Kunkle 215VH01-QE0002

Kunkle 6010DD Bronze Safety Relief Valve, 3/4 in MNPT Inlet x 3/4 in FNPT Side Outlet, Bronze/Brass Seat, Air/Gas ASME Section VIII, 150 psig Set Pressure, Kunkle 6010DDM01-KM0150

Kunkle 6010ED Bronze Safety Relief Valve, 3/4 in MNPT Inlet x 1 in FNPT Side Outlet, Bronze/Brass Seat, Air/Gas ASME Section VIII, 200 psig Set Pressure, Kunkle 6010EDM01-KM0200

Kunkle 6010GF Bronze Safety Relief Valve, 1-1/4 in MNPT Inlet x 1-1/2 in FNPT Side Outlet, Bronze/Brass Seat, Air/Gas ASME Section VIII, 140 psig Set Pressure, Kunkle 6010GFM01-KM0140

Kunkle 6021DC Bronze Safety Relief Valve, 1/2 in MNPT x 3/4 in FNPT Side Outlet, Teflon Disc, Steam ASME Section I, 40 psig Set Pressure, Kunkle 6021DCT01-AM0040

Kunkle 6021FE Bronze Safety Relief Valve, 1 in MNPT x 1-1/4 in FNPT Side Outlet, Teflon Disc, Steam ASME Section I, 200 psig Set Pressure, Kunkle 6021FET01-AM0200

Apollo™ 1060807 10-600 Safety Relief Valve, 2 in Nominal, FNPT End Style, 40 psi Pressure, Bronze Body, Domestic

Kunkle 6021JH Bronze Safety Relief Valve, 2 in MNPT x 2-1/2 in FNPT Side Outlet, Teflon Disc, Steam ASME Section I, 150 psig Set Pressure, Kunkle 6021JHT01-AM0150

Apollo™ 1060402 10-600 Safety Relief Valve, 3/4 in Nominal, FNPT End Style, 20 psi Pressure, Bronze Body, Domestic

Apollo™ 1060517 10-600 Safety Relief Valve, 1 in Nominal, FNPT End Style, 85 psi Pressure, Bronze Body, Domestic

Apollo™ 1061730 10-600 High Capacity Safety Relief Valve, 1-1/2 x 2 in Nominal, FNPT End Style, Bronze Body, Domestic

Apollo™ 13202B06 13 Low Pressure Safety Relief Valve, 1 in Nominal, MNPT x FNPT End Style, 6 psi Pressure, Bronze Body, Domestic

Kunkle 0020-C01 Bronze Safety Relief Valve, 1/2 in MNPT x 1/2 in FNPT Side Outlet, Bronze/Brass Seat, Liquid, Non-Code Service, 40 psig Set Pressure, Kunkle 0020C01-MG0040

Kunkle 0020-D01 Bronze Safety Relief Valve, 3/4 in MNPT x 3/4 in FNPT Side Outlet, Bronze/Brass Seat, Liquid, Non-Code Service, 25 psig Set Pressure, Kunkle 0020D01-MG0025

Kunkle 0020-D01 Bronze Safety Relief Valve, 3/4 in MNPT x 3/4 in FNPT Side Outlet, Bronze/Brass Seat, Liquid, Non-Code Service, 300 psig Set Pressure, Kunkle 0020D01-MG0300

Kunkle 215V Cast Iron Vacuum Relief Valve, 2 in MNPT x 2 in FNPT Side Outlet, Bronze Disc & Nozzle, Vacuum Air Non-Code, 2 in Hg Set Pressure, Kunkle 215VH01-QE0002

Kunkle 6010DD Bronze Safety Relief Valve, 3/4 in MNPT Inlet x 3/4 in FNPT Side Outlet, Bronze/Brass Seat, Air/Gas ASME Section VIII, 150 psig Set Pressure, Kunkle 6010DDM01-KM0150

Kunkle 6010ED Bronze Safety Relief Valve, 3/4 in MNPT Inlet x 1 in FNPT Side Outlet, Bronze/Brass Seat, Air/Gas ASME Section VIII, 200 psig Set Pressure, Kunkle 6010EDM01-KM0200

Kunkle 6010GF Bronze Safety Relief Valve, 1-1/4 in MNPT Inlet x 1-1/2 in FNPT Side Outlet, Bronze/Brass Seat, Air/Gas ASME Section VIII, 140 psig Set Pressure, Kunkle 6010GFM01-KM0140

Kunkle 6021DC Bronze Safety Relief Valve, 1/2 in MNPT x 3/4 in FNPT Side Outlet, Teflon Disc, Steam ASME Section I, 40 psig Set Pressure, Kunkle 6021DCT01-AM0040

Kunkle 6021FE Bronze Safety Relief Valve, 1 in MNPT x 1-1/4 in FNPT Side Outlet, Teflon Disc, Steam ASME Section I, 200 psig Set Pressure, Kunkle 6021FET01-AM0200

Apollo™ 1060807 10-600 Safety Relief Valve, 2 in Nominal, FNPT End Style, 40 psi Pressure, Bronze Body, Domestic

Kunkle 6021JH Bronze Safety Relief Valve, 2 in MNPT x 2-1/2 in FNPT Side Outlet, Teflon Disc, Steam ASME Section I, 150 psig Set Pressure, Kunkle 6021JHT01-AM0150

My Account

Support

SPECIALTY SERVICES

Contact Us