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McDonnell & Miller

Xylem (McDonnell & Miller parent company) is a leading water technology company committed to "solving water" by creating innovative and smart technology solutions to meet the world's water, wastewater and energy needs.

​In a world of ever-growing challenges, Xylem delivers innovative water technology solutions throughout the cycle of water.

Our technological strength across the life cycle of water is second-to-none. From collection and distribution to reuse and return to nature, our highly efficient water technologies, industrial pumps and application solutions not only use less energy and reduce life-cycle costs, but also promote sustainability.

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Picture of 181525 MCDONNELL & MILLER Relief Valve 3/4 NPT, 50 psi (3.5 kg/cm2) Part # 250-3/4-50

181525 MCDONNELL & MILLER Relief Valve 3/4 NPT, 50 psi (3.5 kg/cm2) Part # 250-3/4-50

MCDONNELL & MILLER:181525
SKU: MCDONNELL & MILLER:181525
$153.63
Picture of 181625 MCDONNELL & MILLER Relief Valve 3/4 NPT, 75 psi (5.3 kg/cm2) Part # 250-3/4-75

181625 MCDONNELL & MILLER Relief Valve 3/4 NPT, 75 psi (5.3 kg/cm2) Part # 250-3/4-75

MCDONNELL & MILLER:181625
SKU: MCDONNELL & MILLER:181625
$153.63
Picture of 181725 MCDONNELL & MILLER Relief Valve 3/4 NPT, 100 psi (7 kg/cm2) Part # 250-3/4-100

181725 MCDONNELL & MILLER Relief Valve 3/4 NPT, 100 psi (7 kg/cm2) Part # 250-3/4-100

MCDONNELL & MILLER:181725
SKU: MCDONNELL & MILLER:181725
$153.63
Picture of 181825 MCDONNELL & MILLER Relief Valve 3/4 NPT, 125 psi (8.8 kg/cm2) Part # 250-3/4-125

181825 MCDONNELL & MILLER Relief Valve 3/4 NPT, 125 psi (8.8 kg/cm2) Part # 250-3/4-125

MCDONNELL & MILLER:181825
SKU: MCDONNELL & MILLER:181825
$153.63
Picture of 181905 MCDONNELL & MILLER Relief Valve 3/4 NPT, 60 psi (4.2 kg/cm2) Part # 250-3/4-60

181905 MCDONNELL & MILLER Relief Valve 3/4 NPT, 60 psi (4.2 kg/cm2) Part # 250-3/4-60

MCDONNELL & MILLER:181905
SKU: MCDONNELL & MILLER:181905
$153.63
Picture of 181920 MCDONNELL & MILLER Relief Valve 1 NPT, 15 psi (1 kg/cm2)250-1-15

181920 MCDONNELL & MILLER Relief Valve 1 NPT, 15 psi (1 kg/cm2)250-1-15

MCDONNELL & MILLER:181920
SKU: MCDONNELL & MILLER:181920
$247.90
Picture of 181925 MCDONNELL & MILLER Relief Valve 1 NPT, 30 psi (2.1 kg/cm2) Part # 250-1-30

181925 MCDONNELL & MILLER Relief Valve 1 NPT, 30 psi (2.1 kg/cm2) Part # 250-1-30

MCDONNELL & MILLER:181925
SKU: MCDONNELL & MILLER:181925
$247.90
Picture of 182025 MCDONNELL & MILLER Relief Valve 1 NPT, 36 psi (2.5 kg/cm2) Part # 250-1-36

182025 MCDONNELL & MILLER Relief Valve 1 NPT, 36 psi (2.5 kg/cm2) Part # 250-1-36

MCDONNELL & MILLER:182025
SKU: MCDONNELL & MILLER:182025
$247.90
Picture of 182030 MCDONNELL & MILLER Relief Valve 1 NPT, 40 psi (2.8 kg/cm2) Part # 250-1-40

182030 MCDONNELL & MILLER Relief Valve 1 NPT, 40 psi (2.8 kg/cm2) Part # 250-1-40

MCDONNELL & MILLER:182030
SKU: MCDONNELL & MILLER:182030
$247.90
Picture of 182125 MCDONNELL & MILLER Relief Valve 1 NPT, 45 psi (3.2 kg/cm2) Part # 250-1-45

182125 MCDONNELL & MILLER Relief Valve 1 NPT, 45 psi (3.2 kg/cm2) Part # 250-1-45

MCDONNELL & MILLER:182125
SKU: MCDONNELL & MILLER:182125
$247.90