| Parker’s all brass needle valves have metal-to-metal seats with fine thread screwdown. The specially formulated low temperature seal remains elastic to temperatures as low as -40°F (-40° C). | |
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Specification: |
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| Part Number | Tube Size | Pipe Thread | H | L | M | N |
|---|---|---|---|---|---|---|
| NV311P-4-2 | 1/4″ | 1/8″ | 1.07″ | 1.17″ | .50″ | .63″ |
| NV311P-4-4 | 1/4″ | 1/4″ | 1.07″ | 1.18″ | .50″ | .72″ |
| NV311P-6-4 | 3/8″ | 1/4″ | 1.07″ | 1.19″ | .56″ | .72″ |






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