Mcdonnell & Miller Flow Switch Replacement Parts

The flow of liquids in pipelines plays an important role in industry and commerce. Under most circumstances it is essential to know whether or not there is a flow in a pipeline, and to act upon that knowledge. That is the reason for, and the function of, McDonnell & Miller Flow Switches. A complete line of Liquid Mcdonnell & Miller Flow Switches has been developed for a wide range of applications and literally hundreds of uses. This section contains many replacement parts for these flow switches.

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  • 7B-1R, Resistor for 7B switch w/ SA7-3 Wire Kit View Specs
    • SKU: 309000
    • Brand: Mcdonnell & Miller
    In Stock!
    Ships in 24-48 Hrs (22 Avail)

    $115.95 / each

     
  • 11, No.11 Switch Replacement View Specs
    • SKU: 309100
    • Brand: Mcdonnell & Miller
    In Stock!
    Ships in 24-48 Hrs (19 Avail)

    $97.95 / each

     
  • AF1-21, Replacement Gasket for Air Flow Switch View Specs
    • SKU: 301200
    • Brand: Mcdonnell & Miller
    Non-Stock Item
    Allow 2-3 Weeks to Ship Out

    $3.99 / each

     
  • AF1-122, Paddle Kit for AF1 & AF1-J View Specs
    • SKU: 336000
    • Brand: Mcdonnell & Miller
    In Stock!
    Ships in 24-48 Hrs (5 Avail)

    $27.55 / each

     
  • AF1-S-122, Stainless Steel Paddle for Air Flow Switches View Specs
    • SKU: 336050
    • Brand: Mcdonnell & Miller
    Non-Stock Item
    Allow 2-3 Weeks to Ship Out

    $27.55 / each

     
  • AFE-1-122, Replacement Paddle Kit for AF1 View Specs
    • SKU: 308300
    • Brand: Mcdonnell & Miller
    Non-Stock Item
    Allow 2-3 Weeks to Ship Out

    $19.65 / each

    $189.50 / box
    10 x $18.95

     
  • AF2-122, Paddle Kit for AF2 View Specs
    • SKU: 301400
    • Brand: Mcdonnell & Miller
    Non-Stock Item
    Allow 2-3 Weeks to Ship Out

    $15.95 / each

     
  • AF3-122, Paddle Kit for AF3 View Specs
    • SKU: 301450
    • Brand: Mcdonnell & Miller
    Non-Stock Item
    Allow 2-3 Weeks to Ship Out

    $13.55 / each

     
  • FS1-14, Replacement Gasket for FS1 View Specs
    • SKU: 304290
    • Brand: Mcdonnell & Miller
    Non-Stock Item
    Allow 2-3 Weeks to Ship Out

    $10.95 / each

     
  • FS1/6W-GSKT, Gasket for FS1-FS6W Flow Switch View Specs
    • SKU: 300311
    • Brand: Mcdonnell & Miller
    Non-Stock Item
    Allow 2-3 Weeks to Ship Out

    $31.95 / each

     
  • FS4-3D-17, Replacement SPDT Switch for Flow Switches View Specs
    • SKU: 305512
    • Brand: Mcdonnell & Miller
    Non-Stock Item
    Allow 2-3 Weeks to Ship Out

    $15.55 / each

     
  • FS4-33, Replacement SPDT Switch for Flow Switches View Specs
    • SKU: 305200
    • Brand: Mcdonnell & Miller
    Non-Stock Item
    Allow 2-3 Weeks to Ship Out

    $44.55 / each

     
  • FS4-3COV, Replacement Cover for Flow Switch View Specs
    • SKU: 304400
    • Brand: Mcdonnell & Miller
    In Stock!
    Ships in 24-48 Hrs (1 Avail)

    $7.85 / each

     
  • FS4-15SS, Stainless Steel Paddle Kit includes a 1", 2", 3", & 6" Paddle View Specs
    • SKU: 310451
    • Brand: Mcdonnell & Miller
    In Stock!
    Ships in 24-48 Hrs (29 Avail)

    $12.15 / each

     
  • FS4-3T-25, Paddle Kit for FS4-3T View Specs
    • SKU: 336900
    • Brand: Mcdonnell & Miller
    In Stock!
    Ships in 24-48 Hrs (6 Avail)
    On Sale!

    $16.45 / each

     
  • FS7-28, Bronze Paddle Kit for FS7 View Specs
    • SKU: 306700
    • Brand: Mcdonnell & Miller
    In Stock!
    Ships in 24-48 Hrs (4 Avail)

    $7.55 / each

     
  • FS7-28L, Replacement Paddle for FS7-F4 View Specs
    • SKU: 337900
    • Brand: Mcdonnell & Miller
    In Stock!
    Ships in 24-48 Hrs (2 Avail)

    $28.95 / each

     
  • FS7-28S, Replacement Paddle for FS7-F4 View Specs
    • SKU: 306800
    • Brand: Mcdonnell & Miller
    In Stock!
    Ships in 24-48 Hrs (3 Avail)

    $12.55 / each

    $121.50 / box
    10 x $12.15

     
  • FS7S-4R-4, Paddle Arm Kit View Specs
    • SKU: 337550
    • Brand: Mcdonnell & Miller
    In Stock!
    Ships in 24-48 Hrs (1 Avail)

    $79.95 / each

     
  • FS7-VL-4R-4, Long Paddle Arm Kit View Specs
    • SKU: 337650
    • Brand: Mcdonnell & Miller
    Non-Stock Item
    Allow 2-3 Weeks to Ship Out

    $83.95 / each

     
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