Bell & Gossett Series 1531 pumps are custom-built end-suction and close-coupled pumps with a base-mounted design with a heavy duty cast iron volute construction for 175 psi. They are available in bronze-fitted, for general heating and potable water, and bronze-body pumps for food service applications. Series 1531 pumps come in 1-1/4'' through 6'' pipe sizes, 1150, 1750, or 3500 RPM motors, and are available with 3/4 HP to 60 HP motors. They feature a mechanical seal construction, self-flushing mechanical seals, external flush tubing, a precision-fitted balanced and enclosed impeller, and gauge tappings on the suction and discharge flanges. The Series 1531's back pull-out design allows one service tech ease of maintenance.

Category Products

  • SKU: BH1260A
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 1-1/4AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 1-1/2" NPT end suction, and a 1-1/4" NPT top discharge. Its motor is three phase, 1 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $1,468.36
Regular Price: $1,528.05

  • SKU: BH1260C
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 1-1/4AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 1-1/2" NPT end suction, and a 1-1/4" NPT top discharge. Its motor is three phase, 1-1/2 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $1,640.53
Regular Price: $1,667.21

  • SKU: BH1260E
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 1-1/4AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 1-1/2" NPT end suction, and a 1-1/4" NPT top discharge. Its motor is three phase, 2 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $1,769.89
Regular Price: $1,798.67

  • SKU: BH1260G
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 1-1/4AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 1-1/2" NPT end suction, and a 1-1/4" NPT top discharge. Its motor is three phase, 3 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $1,837.51
Regular Price: $1,867.39

  • SKU: BH1260K
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 1-1/4AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 1-1/2" NPT end suction, and a 1-1/4" NPT top discharge. Its motor is three phase, 5 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $2,055.06
Regular Price: $2,088.48

  • SKU: BH1260N
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 1-1/4AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 1-1/2" NPT end suction, and a 1-1/4" NPT top discharge. Its motor is three phase, 7-1/2 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $2,260.87
Regular Price: $2,297.63

  • SKU: BH1260P
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 1-1/4AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 1-1/2" NPT end suction, and a 1-1/4" NPT top discharge. Its motor is three phase, 10 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $2,678.34
Regular Price: $2,721.89

  • SKU: BH1260R
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 1-1/4AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 1-1/2" NPT end suction, and a 1-1/4" NPT top discharge. Its motor is three phase, 15 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $3,110.53
Regular Price: $3,161.11

  • SKU: BH1261A
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 1-1/2AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 2" NPT end suction, and a 1-1/2" NPT top discharge. Its motor is three phase, 1 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $1,584.66
Regular Price: $1,610.43

  • SKU: BH1261C
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 1-1/2AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 2" NPT end suction, and a 1-1/2" NPT top discharge. Its motor is three phase, 1-1/2 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $1,666.98
Regular Price: $1,694.09

  • SKU: BH1261E
  • Ships within 2 weeks

This Bell & Gossett Series 1531 model 1-1/2AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 2" NPT end suction, and a 1-1/2" NPT top discharge. Its motor is three phase, 2 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $1,811.04
Regular Price: $1,840.49

  • SKU: BH1261G
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 1-1/2AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 2" NPT end suction, and a 1-1/2" NPT top discharge. Its motor is three phase, 3 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $1,975.68
Regular Price: $2,007.81

  • SKU: BH1261K
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 1-1/2AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 2" NPT end suction, and a 1-1/2" NPT top discharge. Its motor is three phase, 5 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $2,060.95
Regular Price: $2,094.46

  • SKU: BH1261M
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 1-1/2AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 2" NPT end suction, and a 1-1/2" NPT top discharge. Its motor is three phase, 7-1/2 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $2,266.74
Regular Price: $2,303.60

  • SKU: BH1261P
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 1-1/2AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 2" NPT end suction, and a 1-1/2" NPT top discharge. Its motor is three phase, 10 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $2,678.34
Regular Price: $2,721.89

  • SKU: BH1261T
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 1-1/2AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 2" NPT end suction, and a 1-1/2" NPT top discharge. Its motor is three phase, 15 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $3,125.22
Regular Price: $3,176.04

  • SKU: BH1262A
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 2AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 2-1/2" NPT end suction, and a 2" NPT top discharge. Its motor is three phase, 1 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $1,749.30
Regular Price: $1,777.74

  • SKU: BH1262C
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 2AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 2-1/2" NPT end suction, and a 2" NPT top discharge. Its motor is three phase, 1-1/2 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $1,816.93
Regular Price: $1,846.48

  • SKU: BH1262E
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 2AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 2-1/2" NPT end suction, and a 2" NPT top discharge. Its motor is three phase, 2 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $1,975.68
Regular Price: $2,007.81

  • SKU: BH1262G
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 2AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 2-1/2" NPT end suction, and a 2" NPT top discharge. Its motor is three phase, 3 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $2,060.95
Regular Price: $2,094.46

  • SKU: BH1262H
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 2AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 2-1/2" NPT end suction, and a 2" NPT top discharge. Its motor is three phase, 3 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $1,999.20
Regular Price: $2,031.71

  • SKU: BH1262K
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 2AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 2-1/2" NPT end suction, and a 2" NPT top discharge. Its motor is three phase, 5 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $2,228.53
Regular Price: $2,264.77

  • SKU: BH1262M
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 2AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 2-1/2" NPT end suction, and a 2" NPT top discharge. Its motor is three phase, 7-1/2 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $2,070.88
Regular Price: $2,104.56

  • SKU: BH1262P
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 2AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 2-1/2" NPT end suction, and a 2" NPT top discharge. Its motor is three phase, 10 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $2,764.86
Regular Price: $2,877.26

  • SKU: BH1262T
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 2AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 2-1/2" NPT end suction, and a 2" NPT top discharge. Its motor is three phase, 15 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $3,207.02
Regular Price: $3,337.39

  • SKU: BH1262V
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 2AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-5/8" shaft size, 2-1/2" NPT end suction, and a 2" NPT top discharge. Its motor is three phase, 20 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $4,010.16
Regular Price: $4,075.37

  • SKU: BH1263C
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 3AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 4" NPT end suction, and a 3" NPT top discharge. Its motor is three phase, 1-1/2 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $2,264.98
Regular Price: $2,301.81

  • SKU: BH1263E
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 3AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 4" NPT end suction, and a 3" NPT top discharge. Its motor is three phase, 2 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $2,216.77
Regular Price: $2,252.82

  • SKU: BH1263G
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 3AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 4" NPT end suction, and a 3" NPT top discharge. Its motor is three phase, 3 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $2,340.24
Regular Price: $2,378.30

  • SKU: BH1263H
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 3AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 4" NPT end suction, and a 3" NPT top discharge. Its motor is three phase, 5 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $2,551.92
Regular Price: $2,593.42

  • SKU: BH1263P
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 3AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 4" NPT end suction, and a 3" NPT top discharge. Its motor is three phase, 15 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $3,610.32
Regular Price: $3,669.03

  • SKU: BH1263T
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 3AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-5/8" shaft size, 4" NPT end suction, and a 3" NPT top discharge. Its motor is three phase, 20 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $4,342.39
Regular Price: $4,413.00

  • SKU: BH1263V
  • Ships within 4 business days

This Bell & Gossett Series 1531 model 3AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-5/8" shaft size, 4" NPT end suction, and a 3" NPT top discharge. Its motor is three phase, 25 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $4,762.80
Regular Price: $4,840.25

  • SKU: BH1263X
  • Ships within 4 business days

This Bell & Gossett Series 1531 model 3AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-5/8" shaft size, 4" NPT end suction, and a 3" NPT top discharge. Its motor is three phase, 30 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $5,462.53
Regular Price: $5,551.35

  • SKU: BH1263Y
  • Ships within 4 business days

This Bell & Gossett Series 1531 model 3AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-5/8" shaft size, 4" NPT end suction, and a 3" NPT top discharge. Its motor is three phase, 40 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $6,420.96
Regular Price: $6,525.37

  • SKU: BH1264A
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 4AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 5" NPT end suction, and a 4" NPT top discharge. Its motor is three phase, 2 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $2,396.10
Regular Price: $2,435.06

  • SKU: BH1264C
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 4AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 5" NPT end suction, and a 4" NPT top discharge. Its motor is three phase, 3 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $2,563.68
Regular Price: $2,605.37

  • SKU: BH1264E
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 4AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 5" NPT end suction, and a 4" NPT top discharge. Its motor is three phase, 5 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $2,757.73
Regular Price: $2,802.57

  • SKU: BH1264G
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 4AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 5" NPT end suction, and a 4" NPT top discharge. Its motor is three phase, 7-1/2 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $3,244.35
Regular Price: $3,376.23

  • SKU: BH1264H
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 4AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 5" NPT end suction, and a 4" NPT top discharge. Its motor is three phase, 15 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $3,798.48
Regular Price: $3,860.25

  • SKU: BH1264K
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 4AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-5/8" shaft size, 5" NPT end suction, and a 4" NPT top discharge. Its motor is three phase, 20 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $4,530.55
Regular Price: $4,604.22

  • SKU: BH1264M
  • Ships within 4 business days

This Bell & Gossett Series 1531 model 4AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-5/8" shaft size, 5" NPT end suction, and a 4" NPT top discharge. Its motor is three phase, 25 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $4,950.96
Regular Price: $5,031.47

  • SKU: BH1264P
  • Ships within 4 business days

This Bell & Gossett Series 1531 model 4AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-5/8" shaft size, 5" NPT end suction, and a 4" NPT top discharge. Its motor is three phase, 30 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $5,509.63
Regular Price: $5,733.60

  • SKU: BH1264T
  • Ships within 4 business days

This Bell & Gossett Series 1531 model 4AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-5/8" shaft size, 5" NPT end suction, and a 4" NPT top discharge. Its motor is three phase, 40 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $6,603.25
Regular Price: $6,710.62

  • SKU: BH1264V
  • Ships within 4 business days

This Bell & Gossett Series 1531 model 4AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-5/8" shaft size, 5" NPT end suction, and a 4" NPT top discharge. Its motor is three phase, 50 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $7,893.91
Regular Price: $8,022.27

  • SKU: BH1264X
  • Ships within 10 business days

This Bell & Gossett Series 1531 model 4AC is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-5/8" shaft size, 5" NPT end suction, and a 4" NPT top discharge. Its motor is three phase, 60 HP, 3500 RPM, and 208-230/460/60/3.

Online Price: $8,993.46
Regular Price: $9,139.70

  • SKU: BH1265A
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 2-1/2AB is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 3" NPT end suction, and a 2-1/2" NPT top discharge. Its motor is three phase, 1 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $1,878.66
Regular Price: $1,909.21

  • SKU: BH1265C
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 2-1/2AB is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 3" NPT end suction, and a 2-1/2" NPT top discharge. Its motor is three phase, 1-1/2 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $1,996.26
Regular Price: $2,028.72

  • SKU: BH1265E
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 2-1/2AB is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 3" NPT end suction, and a 2-1/2" NPT top discharge. Its motor is three phase, 2 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $2,119.75
Regular Price: $2,154.22

  • SKU: BH1265G
  • Ships within 2 business days

This Bell & Gossett Series 1531 model 2-1/2AB is a base-mounted centrifugal pump used for commercial hydronic heating and cooling. This pump features a 1-1/4" shaft size, 3" NPT end suction, and a 2-1/2" NPT top discharge. Its motor is three phase, 3 HP, 1750 RPM, and 208-230/460/60/3.

Online Price: $2,017.60
Regular Price: $2,050.41

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Category Repair Parts

B&G Series 1531 Exploded View
B&G Series 1531 Exploded View
B&G Series 1531 Single Mechanical Seal
B&G Series 1531 Single Mechanical Seal
B&G Series 1531 Standard Seal Construction
B&G Series 1531 Standard Seal Construction
B&G Series 1531 Stuffing Box Construction
B&G Series 1531 Stuffing Box Construction

Category Information