Grundfos Pump Flanges

Flanges come in pairs, so when you purchase one set, you get flanges for both sides of your pump. Flanges should be purchased according to your pipe size.

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  • 3/4" GF 15/26 Iron Pump Flange Pair (NPT) View Specs
    • SKU: 519601
    • Brand: Grundfos

    $7.65 / each

    $29.56 / box
    4 x $7.39

    In Stock! (84 Available) Ships in 24-48 Hrs
  • 1" GF 15/26 Cast Iron Pump Flange Pair (NPT) View Specs
    • SKU: 519602
    • Brand: Grundfos

    $7.65 / each

    $29.56 / box
    4 x $7.39

    In Stock! (210 Available) Ships in 24-48 Hrs
  • 1-1/4" GF 15/26 Cast Iron Pump Flange Pair (NPT) View Specs

    $7.65 / each

    $29.56 / box
    4 x $7.39

    In Stock! (97 Available) Ships in 24-48 Hrs
  • 3/4" GF 15/26 Bronze Flange Pair (NPT) View Specs
    • SKU: 519651
    • Brand: Grundfos

    $34.65 / each

    $134.20 / box
    4 x $33.55

    In Stock! (18 Available) Ships in 24-48 Hrs
  • 1" GF 15/26 Bronze Dielectric Isolation Valve Pair, No Lead (Sweat) View Specs

    $38.55 / each

    $375.50 / box
    10 x $37.55

    Non-Stock Item Allow 7-10 Days to Ship Out
  • 3/4" GF 15/26 Bronze Dielectric Isolation Valve Pair (NPT) View Specs

    $32.65 / each

    $315.50 / box
    10 x $31.55

    In Stock! (28 Available) Ships in 24-48 Hrs
  • 3/4" GF 15/26 Bronze Dielectric Isolation Valve Pair, Lead Free (Sweat) View Specs

    $32.65 / each

    $126.20 / box
    4 x $31.55

    In Stock! (16 Available) Ships in 24-48 Hrs
  • 1-1/2" GF 15/26 Iron Pump Flange Pair (NPT) View Specs
    • SKU: 519604
    • Brand: Grundfos

    $7.65 / each

    $29.56 / box
    4 x $7.39

    In Stock! (11 Available) Ships in 24-48 Hrs
  • 3/4" GU 125 Bronze Union Isolation Valve Pair (NPT) View Specs

    $29.95 / each

    $173.70 / box
    6 x $28.95

    In Stock! (15 Available) Ships in 24-48 Hrs
  • 1-1/2" GF 40/43 Cast Iron Flange Pair (NPT) View Specs
    • SKU: 539605
    • Brand: Grundfos

    $19.25 / each

    $73.96 / box
    4 x $18.49

    In Stock! (9 Available) Ships in 24-48 Hrs
  • 1/2" Bronze Sweat Union Set View Specs
    • SKU: 529913
    • Brand: Grundfos

    $29.95 / each

    In Stock! (4 Available) Ships in 24-48 Hrs
  • 3/4" Half-Union Threaded End (Pair) View Specs
    • SKU: 529912
    • Brand: Grundfos

    $30.95 / each

    In Stock! (5 Available) Ships in 24-48 Hrs
  • 1" GF 15/26 Bronze Flange Pair (NPT) View Specs
    • SKU: 519652
    • Brand: Grundfos

    $34.65 / each

    $134.20 / box
    4 x $33.55

    In Stock! (7 Available) Ships in 24-48 Hrs
  • 1-1/2" GF 40/43 Bronze Flange Pair (NPT) View Specs
    • SKU: 539615
    • Brand: Grundfos

    $56.95 / each

    $219.00 / box
    4 x $54.75

    In Stock! (5 Available) Ships in 24-48 Hrs
  • 1/2" GU 125 Union Bronze Isolation Valve Pair (NPT) View Specs

    $29.95 / each

    $173.70 / box
    6 x $28.95

    In Stock! (4 Available) Ships in 24-48 Hrs
  • 1-1/4" GF 15/26 Bronze Flange Pair (NPT) View Specs
    • SKU: 96409356
    • Brand: Grundfos

    $30.95 / each

    $119.80 / box
    4 x $29.95

    In Stock! (25 Available) Ships in 24-48 Hrs
  • 1" GF 15/26 Bronze Dielectric Isolation Valve Pair, No Lead (NPT) View Specs

    $38.95 / each

    In Stock! (1 Available) Ships in 24-48 Hrs
  • 3/4" GU 125 Bronze Union Flange (Sweat) View Specs
    • SKU: 529911
    • Brand: Grundfos

    $23.95 / each

    In Stock! (4 Available) Ships in 24-48 Hrs
  • Replacement Gaskets for 1/2" - 1" GF 15/26 Dielectric Isolation Valve View Specs

    $4.99 / each

    Non-Stock Item Allow 7-10 Days to Ship Out
  • 1-1/4" GF 15/26 Bronze Dielectric Isolation Valve Pair (NPT) View Specs

    $42.95 / each

    Non-Stock Item Allow 7-10 Days to Ship Out