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    Valves / Pressure Relief Valve

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    Results 1-50 of 78.
    WATSON MCDANIEL BO-14-0008

    WATSON MCDANIEL

    BO-14-0008

    PRESSURE RELIEF VALVE, TYPE O, 1IN NPT, 10-30PSIG RANGE
    ✓ IN STOCK!
    $795.79 Buy Surplus As Low As $544.32
    $544.32
    WATSON MCDANIEL HD-16-F300

    WATSON MCDANIEL

    HD-16-F300

    DISCONTINUED BY MANUFACTURER, REGULATING VALVE, 1 1/2 INCH SIZE, 300# FLG CONNECTION, 300 MAX PSIG, 15-300 INLET PRESSURE RANGE, DUCTILE IRON, COPPER TUBBING
    ✓ IN STOCK!
    Buy Surplus As Low As $524.88
    $524.88
    WATSON MCDANIEL 10691-14-N-3-E

    WATSON MCDANIEL

    10691-14-N-3-E

    RELIEF AND BACK PRESSURE VALVE, 10691 SERIES, 1IN NPT CONNECTION, BRONZE BODY, BRONZE SEAT, EPDM DISC, 5-35 PSI
    ✓ IN STOCK!
    $369.33 Buy Surplus As Low As $221.00
    $221.00
    WATSON MCDANIEL R-19-3

    WATSON MCDANIEL

    R-19-3

    R SERIES RELIEF AND BACK PRESSURE VALVES, 3" NPT CONNECTION, BRONZE 5-35PSI
    $488.00 Buy Surplus As Low As $293.00
    $293.00
    Repair Yours $244.00
    WATSON MCDANIEL WSVI-19F-20S-M

    WATSON MCDANIEL

    WSVI-19F-20S-M

    SAFETY RELIEF VALVE WITH BRASS SEAT UV STEAM ASME SECTION VII, 3" 250# FLG 4" FNPT, M ORIFICE
    $4,722.00 Buy Surplus As Low As $2,833.00
    $2,833.00
    Repair Yours $2,352.00
    WATSON MCDANIEL R-14-3

    WATSON MCDANIEL

    R-14-3

    R SERIES RELIEF AND BACK PRESSURE VALVES, 1" NPT CONNECTION, BRONZE 5-35 PSI
    $312.00 Buy Surplus As Low As $187.00
    $187.00
    Repair Yours $200.00
    WATSON MCDANIEL R-15-2

    WATSON MCDANIEL

    R-15-2

    R SERIES RELIEF AND BACK PRESSURE VALVES, 11/4" NPT CONNECTION, BRONZE 25-100 PSI
    $343.00 Buy Surplus As Low As $206.00
    $206.00
    Repair Yours $200.00
    WATSON MCDANIEL R-13-1

    WATSON MCDANIEL

    R-13-1

    R SERIES RELIEF AND BACK PRESSURE VALVES, 3/4" NPT CONNECTION, BRONZE 75-300 PSI
    $260.00 Buy Surplus As Low As $156.00
    $156.00
    Repair Yours $200.00
    WATSON MCDANIEL R-13-3

    WATSON MCDANIEL

    R-13-3

    R SERIES RELIEF AND BACK PRESSURE VALVES, 3/4" NPT CONNECTION, BRONZE 5-35 PSI
    $260.00 Buy Surplus As Low As $156.00
    $156.00
    Repair Yours $200.00
    WATSON MCDANIEL R-12-4

    WATSON MCDANIEL

    R-12-4

    R SERIES RELIEF AND BACK PRESSURE VALVES, 1/2" NPT CONNECTION, BRONZE 1-6 PSI
    $229.00 Buy Surplus As Low As $137.00
    $137.00
    Repair Yours $200.00
    WATSON MCDANIEL R-12-1

    WATSON MCDANIEL

    R-12-1

    R SERIES RELIEF AND BACK PRESSURE VALVES, 1/2" NPT CONNECTION, BRONZE 75-300 PSI
    $229.00 Buy Surplus As Low As $137.00
    $137.00
    Repair Yours $200.00
    WATSON MCDANIEL PMPSP-1.5X1.5SS

    WATSON MCDANIEL

    PMPSP-1.5X1.5SS

    ASME CODE STAMPED CARBON STEEL TANK WITH STAINLESS STEEL CHECK VALVES
    $10,481.00 Buy Surplus As Low As $6,289.00
    $6,289.00
    Repair Yours $5,220.00
    WATSON MCDANIEL WSVI-20F-22F-P

    WATSON MCDANIEL

    WSVI-20F-22F-P

    SAFETY RELIEF VALVE WITH BRASS SEAT UV STEAM ASME SECTION VII, 4" 250# FLG 6" 125# FLG, P ORIFICE
    $9,962.00 Buy Surplus As Low As $5,978.00
    $5,978.00
    Repair Yours $4,962.00
    WATSON MCDANIEL WSVI-19F-20S-L

    WATSON MCDANIEL

    WSVI-19F-20S-L

    SAFETY RELIEF VALVE WITH BRASS SEAT UV STEAM ASME SECTION VII, 3" 250# FLG 4" FNPT, L ORIFICE
    $4,048.00 Buy Surplus As Low As $2,429.00
    $2,429.00
    Repair Yours $2,017.00
    WATSON MCDANIEL WSVI-18S-20S-L

    WATSON MCDANIEL

    WSVI-18S-20S-L

    SAFETY RELIEF VALVE WITH BRASS SEAT UV STEAM ASME SECTION VII, 21/2" FNPT 4" FNPT, L ORIFICE
    $3,736.00 Buy Surplus As Low As $2,242.00
    $2,242.00
    Repair Yours $1,861.00
    WATSON MCDANIEL WSVI-18F-19S-K

    WATSON MCDANIEL

    WSVI-18F-19S-K

    SAFETY RELIEF VALVE WITH BRASS SEAT UV STEAM ASME SECTION VII, 21/2" 250# FLG 3" FNPT, K ORIFICE
    $3,165.00 Buy Surplus As Low As $1,899.00
    $1,899.00
    Repair Yours $1,577.00
    WATSON MCDANIEL HSP-17-150-R-SSXT

    WATSON MCDANIEL

    HSP-17-150-R-SSXT

    PILOT OPERATED REGULATOR 2" CONNECTION 150# FLG, PSI 75-300, STAINLESS STEEL EXTERNAL TUBING
    $12,453.00 Buy Surplus As Low As $7,472.00
    $7,472.00
    Repair Yours $6,202.00
    WATSON MCDANIEL HSP-17-150-B-SSXT

    WATSON MCDANIEL

    HSP-17-150-B-SSXT

    PILOT OPERATED REGULATOR 2" CONNECTION 150# FLG, PSI 25-100, STAINLESS STEEL EXTERNAL TUBING
    $12,453.00 Buy Surplus As Low As $7,472.00
    $7,472.00
    Repair Yours $6,202.00
    WATSON MCDANIEL HSP-17-150-Y-LP

    WATSON MCDANIEL

    HSP-17-150-Y-LP

    PILOT OPERATED REGULATOR 2" CONNECTION 150# FLG, PSI 10-40 LOW PRESSURE MAIN VALVE SPRING
    $12,297.00 Buy Surplus As Low As $7,379.00
    $7,379.00
    Repair Yours $6,125.00
    WATSON MCDANIEL HSP-14-150-R

    WATSON MCDANIEL

    HSP-14-150-R

    PILOT OPERATED REGULATOR 1" CONNECTION 150# FLG, PSI 75-300
    $8,925.00 Buy Surplus As Low As $5,355.00
    $5,355.00
    Repair Yours $4,445.00
    WATSON MCDANIEL HSP-14-150-Y-SSXT

    WATSON MCDANIEL

    HSP-14-150-Y-SSXT

    PILOT OPERATED REGULATOR 1" CONNECTION 150# FLG, PSI 10-40, STAINLESS STEEL EXTERNAL TUBING
    $9,236.00 Buy Surplus As Low As $5,542.00
    $5,542.00
    Repair Yours $4,601.00
    WATSON MCDANIEL 402-20-F3-0009

    WATSON MCDANIEL

    402-20-F3-0009

    PRESSURE REGULATOR 4" 300# FLG CONNECTION, 40 TO 100 PSI
    $8,250.00 Buy Surplus As Low As $4,950.00
    $4,950.00
    Repair Yours $4,110.00
    WATSON MCDANIEL 402-20-F1-0014

    WATSON MCDANIEL

    402-20-F1-0014

    PRESSURE REGULATOR 4" 150# FLG CONNECTION, 10 TO 50 PSI
    $7,161.00 Buy Surplus As Low As $4,297.00
    $4,297.00
    Repair Yours $3,567.00
    WATSON MCDANIEL 402-19-F1-0013

    WATSON MCDANIEL

    402-19-F1-0013

    PRESSURE REGULATOR 3" 150# FLG CONNECTION, 0 TO10 PSI
    $4,566.00 Buy Surplus As Low As $2,740.00
    $2,740.00
    Repair Yours $2,275.00
    WATSON MCDANIEL 402-19-F3-0009

    WATSON MCDANIEL

    402-19-F3-0009

    PRESSURE REGULATOR 3" 300# FLG CONNECTION, 40 TO 100 PSI
    $5,293.00 Buy Surplus As Low As $3,176.00
    $3,176.00
    Repair Yours $2,636.00
    WATSON MCDANIEL 10691-14-3-E

    WATSON MCDANIEL

    10691-14-3-E

    10691 SERIES RELIEF AND BACK PRESSURE VALVE, 1" NPT CONNECTION, BRONZE 5-35 PSI
    $159.00 Buy Surplus As Low As $96.00
    $96.00
    WATSON MCDANIEL 10691-13-4-E

    WATSON MCDANIEL

    10691-13-4-E

    10691 SERIES RELIEF AND BACK PRESSURE VALVE, 3/4" NPT CONNECTION, BRONZE 1-6 PSI
    $112.00 Buy Surplus As Low As $67.00
    $67.00
    WATSON MCDANIEL 10691-13-N-2-E

    WATSON MCDANIEL

    10691-13-N-2-E

    PRESSURE RELIEF VALVE, 10691 SERIES, 3/4" NPT CONNECTION, BRONZE, 300 PSIG @ 180F
    $275.00 Buy Surplus As Low As $165.00
    $165.00
    WATSON MCDANIEL 10691-12-4-E

    WATSON MCDANIEL

    10691-12-4-E

    10691 SERIES RELIEF AND BACK PRESSURE VALVE, 1/2" NPT CONNECTION, BRONZE 1-6 PSI
    $80.00 Buy Surplus As Low As $48.00
    $48.00
    WATSON MCDANIEL 10691-13-1-E

    WATSON MCDANIEL

    10691-13-1-E

    10691 SERIES RELIEF AND BACK PRESSURE VALVE, 3/4" NPT CONNECTION, BRONZE 75-300 PSI
    Buy Surplus As Low As $84.00
    $84.00
    WATSON MCDANIEL WSVI-20F-22F-N

    WATSON MCDANIEL

    WSVI-20F-22F-N

    SAFETY RELIEF VALVE WITH BRASS SEAT UV STEAM ASME SECTION VII, 4" 250# FLG 6" 125# FLG, N ORIFICE
    $7,783.00 Buy Surplus As Low As $4,670.00
    $4,670.00
    Repair Yours $3,876.00
    WATSON MCDANIEL R-17-2

    WATSON MCDANIEL

    R-17-2

    R SERIES RELIEF AND BACK PRESSURE VALVES, 2" NPT CONNECTION, BRONZE 25-100 PSI
    $872.00 Buy Surplus As Low As $524.00
    $524.00
    Repair Yours $435.00
    WATSON MCDANIEL R-15-1

    WATSON MCDANIEL

    R-15-1

    R SERIES RELIEF AND BACK PRESSURE VALVES, 11/4" NPT CONNECTION, BRONZE 75-300 PSI
    $343.00 Buy Surplus As Low As $206.00
    $206.00
    Repair Yours $200.00
    WATSON MCDANIEL R-17-1

    WATSON MCDANIEL

    R-17-1

    R SERIES RELIEF AND BACK PRESSURE VALVES, 2" NPT CONNECTION, BRONZE 75-300 PSI
    $872.00 Buy Surplus As Low As $524.00
    $524.00
    Repair Yours $435.00
    WATSON MCDANIEL R-12-N-2

    WATSON MCDANIEL

    R-12-N-2

    RELIEF VALVE, 1/2", 25-100 PSI, BRONZE, NPT, FOR LIQUIDS, R SERIES (655665)
    $202.00 Buy Surplus As Low As $121.00
    $121.00
    WATSON MCDANIEL 1069112N1E

    WATSON MCDANIEL

    1069112N1E

    PRESSURE VALVE, 1/2 INCH BRONZE,75-300
    $255.00 Buy Surplus As Low As $153.00
    $153.00
    WATSON MCDANIEL WSVI-22F-23F-R

    WATSON MCDANIEL

    WSVI-22F-23F-R

    SAFETY RELIEF VALVE WITH BRASS SEAT UV STEAM ASME SECTION VII, 6" 250# FLG 8" 125# FLG, R ORIFICE
    $21,585.00 Buy Surplus As Low As $12,951.00
    $12,951.00
    Repair Yours $10,750.00
    WATSON MCDANIEL WSVI-19F-19S-K

    WATSON MCDANIEL

    WSVI-19F-19S-K

    SAFETY RELIEF VALVE WITH BRASS SEAT UV STEAM ASME SECTION VII, 3" 250# FLG 3" FNPT, K ORIFICE
    $3,892.00 Buy Surplus As Low As $2,335.00
    $2,335.00
    Repair Yours $1,939.00
    WATSON MCDANIEL WSVI-20F-20S-M

    WATSON MCDANIEL

    WSVI-20F-20S-M

    SAFETY RELIEF VALVE WITH BRASS SEAT UV STEAM ASME SECTION VII, 4" 250# FLG 4" FNPT, M ORIFICE
    $7,161.00 Buy Surplus As Low As $4,297.00
    $4,297.00
    Repair Yours $3,567.00
    WATSON MCDANIEL WSVI-20F-20S-L

    WATSON MCDANIEL

    WSVI-20F-20S-L

    SAFETY RELIEF VALVE WITH BRASS SEAT UV STEAM ASME SECTION VII, 4" 250# FLG 4" FNPT, L ORIFICE
    $6,175.00 Buy Surplus As Low As $3,705.00
    $3,705.00
    Repair Yours $3,076.00
    WATSON MCDANIEL WSVI-16F-18S-J

    WATSON MCDANIEL

    WSVI-16F-18S-J

    SAFETY RELIEF VALVE WITH BRASS SEAT UV STEAM ASME SECTION VII, 11/2" 250# FLG 21/2" FNPT, J ORIFICE
    $2,491.00 Buy Surplus As Low As $1,495.00
    $1,495.00
    Repair Yours $1,242.00
    WATSON MCDANIEL WSVI-19S-20S-M

    WATSON MCDANIEL

    WSVI-19S-20S-M

    SAFETY RELIEF VALVE WITH BRASS SEAT UV STEAM ASME SECTION VII, 3" FNPT 4" FNPT, M ORIFICE
    $4,722.00 Buy Surplus As Low As $2,833.00
    $2,833.00
    Repair Yours $2,352.00
    WATSON MCDANIEL WSVI-17S-19S-K

    WATSON MCDANIEL

    WSVI-17S-19S-K

    SAFETY RELIEF VALVE WITH BRASS SEAT UV STEAM ASME SECTION VII, 2" FNPT 3" FNPT, K ORIFICE
    $2,958.00 Buy Surplus As Low As $1,775.00
    $1,775.00
    Repair Yours $1,474.00
    WATSON MCDANIEL WSVI-17F-19S-K

    WATSON MCDANIEL

    WSVI-17F-19S-K

    SAFETY RELIEF VALVE WITH BRASS SEAT UV STEAM ASME SECTION VII, 2" 250# FLG 3" FNPT, K ORIFICE
    $2,958.00 Buy Surplus As Low As $1,775.00
    $1,775.00
    Repair Yours $1,474.00
    WATSON MCDANIEL WSTTV-12-SS-150

    WATSON MCDANIEL

    WSTTV-12-SS-150

    3/4" NPT, WSTTV SERIES STEAM TRAPS TEST VALVES
    $250.00 Buy Surplus As Low As $150.00
    $150.00
    Repair Yours $200.00
    WATSON MCDANIEL HSP-20-150-R

    WATSON MCDANIEL

    HSP-20-150-R

    PILOT OPERATED REGULATOR 4" CONNECTION 150# FLG, PSI 75-300
    $20,547.00 Buy Surplus As Low As $12,328.00
    $12,328.00
    Repair Yours $10,233.00
    WATSON MCDANIEL HSP-20-150-B

    WATSON MCDANIEL

    HSP-20-150-B

    PILOT OPERATED REGULATOR 4" CONNECTION 150# FLG, PSI 25-100
    $20,547.00 Buy Surplus As Low As $12,328.00
    $12,328.00
    Repair Yours $10,233.00
    WATSON MCDANIEL HSP-17-300-B-SSXT

    WATSON MCDANIEL

    HSP-17-300-B-SSXT

    PILOT OPERATED REGULATOR 2" CONNECTION 300# FLG, PSI 25-100, STAINLESS STEEL EXTERNAL TUBING
    $12,557.00 Buy Surplus As Low As $7,534.00
    $7,534.00
    Repair Yours $6,254.00
    WATSON MCDANIEL HSP-17-300-B-LP

    WATSON MCDANIEL

    HSP-17-300-B-LP

    PILOT OPERATED REGULATOR 2" CONNECTION 300# FLG, PSI 25-100 LOW PRESSURE MAIN VALVE SPRING
    $12,453.00 Buy Surplus As Low As $7,472.00
    $7,472.00
    Repair Yours $6,202.00
    WATSON MCDANIEL HSP-17-150-B-LP

    WATSON MCDANIEL

    HSP-17-150-B-LP

    PILOT OPERATED REGULATOR 2" CONNECTION 150# FLG, PSI 25-100 LOW PRESSURE MAIN VALVE SPRING
    $12,297.00 Buy Surplus As Low As $7,379.00
    $7,379.00
    Repair Yours $6,125.00
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