Head Mechanisms
Repair Parts

Head Mechanisms

Literature, diagrams and more information for Head Mechanisms
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  1. McDonnell & Miller 129502 Model 42S-HD - Head Mechanism
    List Price $1,115.00 $869.36 / each
    SKU: MI1066
    Ships within 10 business days
    McDonnell & Miller model number 42S-HD is a head mechanism for model number 42-S controls. Head mechanisms include everything except a float chamber. They allow for quick and easy replacement by removing the bolts on the float chamber and then removing and replacing the new unit, with no need to disrupt piping. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 129502
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    List Price $1,115.00 $869.36 / each
  2. McDonnell & Miller 144400 Model 64-HD - Head Mechanism
    List Price $670.00 $522.40 / each
    SKU: MI1105
    Ships within 10 business days
    McDonnell & Miller model number 64-HD is a head mechanism for model number 64 and 764 controls. Head mechanisms include everything except a float chamber. They allow for quick and easy replacement by removing the bolts on the float chamber and then removing and replacing the new unit, with no need to disrupt piping. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 144400
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    List Price $670.00 $522.40 / each
  3. McDonnell & Miller 162400 Head Mechanism 93-HD
    List Price $2,035.00 $1,637.86 / each
    SKU: MI1130
    2 in stock Ships today if ordered by 3:00 PM CST
    McDonnell & Miller model number 93-HD is a head mechanism, with standard number 5 switch, for model number 93 and 193 controls. Head mechanisms include everything except a float chamber. They allow for quick and easy replacement by removing the bolts on the float chamber and then removing and replacing the new unit, with no need to disrupt piping. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 162400
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    List Price $2,035.00 $1,637.86 / each
  4. McDonnell & Miller 163200 Model 93-7B-HD - Head Mechanism
    List Price $3,000.00 $2,201.48 / each
    SKU: MI1131
    Ships within 4 weeks
    McDonnell & Miller model number 93-7B-HD is a head mechanism, with standard number 7B switch, for model number 93 and 193 controls. Head mechanisms include everything except a float chamber. They allow for quick and easy replacement by removing the bolts on the float chamber and then removing and replacing the new unit, with no need to disrupt piping. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 163200
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    List Price $3,000.00 $2,201.48 / each
  5. McDonnell & Miller 165300 Model 94-HD - Head Mechanism
    List Price $2,505.00 $2,016.13 / each
    SKU: MI1133
    Ships within 10 business days
    McDonnell & Miller model number 94-HD is a head mechanism, with standard number 5 switch, for model number 94 and 194 controls. Head mechanisms include everything except a float chamber. They allow for quick and easy replacement by removing the bolts on the float chamber and then removing and replacing the new unit, with no need to disrupt piping. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 165300
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    List Price $2,505.00 $2,016.13 / each
  6. McDonnell & Miller 165302 Model 94-HDLS - Head Mechanism
    List Price $1,280.00 $998.00 / each
    SKU: MI1133A
    Ships within 10 business days
    McDonnell & Miller model number 94-HDLS is a head mechanism, without standard number 5 switch, for model number 94 and 194 controls. Head mechanisms include everything except a float chamber. They allow for quick and easy replacement by removing the bolts on the float chamber and then removing and replacing the new unit, with no need to disrupt piping. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 165302
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    List Price $1,280.00 $998.00 / each
  7. McDonnell & Miller 166400 Model 94-7B-HD - Head Mechanism
    List Price $3,345.00 $2,692.20 / each
    SKU: MI1134
    Ships within 10 business days
    McDonnell & Miller model number 94-7B-HD is a head mechanism, with standard number 7B switch, for model number 94 and 194 controls. Head mechanisms include everything except a float chamber. They allow for quick and easy replacement by removing the bolts on the float chamber and then removing and replacing the new unit, with no need to disrupt piping. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 166400
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    List Price $3,345.00 $2,692.20 / each
  8. McDonnell & Miller 173003 replacement head mechanism 150S-HD for Series 150S.
    List Price $1,240.00 $1,066.83 / each
    SKU: MI1145
    Ships within 4 weeks
    McDonnell & Miller 173003 replacement head mechanism 150S-HD with automatic snap-action switch assembly repairs Series 150, 150S & Series 157, 157S combination low water cut-off, pump controllers for steam boilers. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 173003
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    List Price $1,240.00 $1,066.83 / each
  9. McDonnell & Miller 173103 Model 150S-MD-HD - Head Mechanism
    List Price $1,230.00 $959.02 / each
    SKU: MI1147A
    Ships within 4 weeks
    McDonnell & Miller model number 150S-MD-HD is a head mechanism for model number 150S-MD and 157S-MD controls. Head mechanisms include everything except a float chamber. They allow for quick and easy replacement by removing the bolts on the float chamber and then removing and replacing the new unit, with no need to disrupt piping. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 173103
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    List Price $1,230.00 $959.02 / each
  10. McDonnell Miller 173302 model 150S-M-MD-HD head mechanism with manual reset.
    List Price $1,230.00 $959.02 / each
    SKU: MI1147B
    Ships within 8 weeks
    McDonnell & Miller model number 150S-M-MD-HD is a head mechanism for model number 150S-MD and 157S-MD controls. Head mechanisms include everything except a float chamber. They allow for quick and easy replacement by removing the bolts on the float chamber and then removing and replacing the new unit, with no need to disrupt piping. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 172810
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    List Price $1,230.00 $959.02 / each
  11. McDonnell & Miller 178902 Model 159S-HD - Head Mechanism
    List Price $1,295.00 $1,009.71 / each
    SKU: MI1149B
    Ships within 10 business days
    McDonnell & Miller model number 159S-HD is a head mechanism for model number 159S controls. Head mechanisms include everything except a float chamber. They allow for quick and easy replacement by removing the bolts on the float chamber and then removing and replacing the new unit, with no need to disrupt piping. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 178902
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    List Price $1,295.00 $1,009.71 / each
  12. McDonnell & Miller 166000 Model 94-M-HD - Head Mechanism
    List Price $2,505.00 $2,016.13 / each
    SKU: MI1137
    1 in stock Ships today if ordered by 3:00 PM CST
    McDonnell & Miller replacement head mechanism with manual reset for Model 94-M combination low water cut-off/pump controllers. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 166000
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    List Price $2,505.00 $2,016.13 / each
  13. McDonnell & Miller 93-M-HD Head Mechanism with Manual Reset Switch 5-M (162600)
    List Price $2,255.00 $1,758.21 / each
    SKU: MI1620
    Ships within 6 weeks
    McDonnell & Miller combination low water cut off and pump controller head mechanism with two snap-acting manual reset and SPDT switch for steam boilers with 150 psi max pressure. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 162600
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    List Price $2,255.00 $1,758.21 / each
  14. McDonnell & Miller 144251 Model 64M-HD - Head Mechanism
    List Price $720.00 $561.38 / each
    SKU: MI1105A
    McDonnell & Miller model number 64M-HD is a head mechanism for use with model E-11M-24V (SKU: MI1615) or model E-11M-120V (SKU: MI1616) reset switches. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 144251
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    This item is obsolete. Please visit the item's page to view 0 repair parts and 3 alternate items.
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