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Item # R37331-120, Non-Relieving Standard Knob Control
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NPT Port Size
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3/8 in
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Pressure Range
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0 to 140 psi
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Gauge
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No gauge
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Diaphragm
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Nitrile + Nylon
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Regulator Body
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Aluminum
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Regulator Valve
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Nitrile + Nylon
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Regulator Springs
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Steel
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Gauge Cover
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Nylon + Polycarbonate
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Regulator Knob
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Acetal
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O-Rings
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Nitrile
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Maximum Inlet Pressure
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250 psi
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Temperature Range
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23 to 140 ºF
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Gauge Port
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1/8 in
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Flow Capacity1
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179 scfm
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Replacement Parts
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104327, Regulator Service Kit (Relieving)
104328, Regulator Service Kit (Non-Relieving)
104329, Tamper Kit
104330, 0 - 60 psi Spring
104331, 0 - 140 psi Spring
104332, 10 - 200 psi Spring
104334, 0 - 140 psi Gauge Flush Mount
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Accessories
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104392-3, 3/8" NPT Lock-Out Valve
104392-4, 1/2" NPT Lock-Out Valve
104396, Modular Clamp
104398-3, 3/8" NPT Pipe Adapter
104398-4, 1/2" NPT Pipe Adapter
104401, T-Type Wall Mount
104405, L-Type Wall Mount
104409, C-Type Wall Mount
104413-3-3, 3/8" x 3/8" Manifold Block
104413-4-3, 1/2" x 3/8" Manifold Block
104415, Pressure Switch
104418, Panel Nut
104469, Gauge Port Block
104479-3, 3/8" Check Valve
104479-4, 1/2" Check Valve
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1 Inlet pressure 100 psi (6.9 bar), 90 psi set (6.2 bar), with 33 psi drop (2.3 bar)
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