HydroWorks Adjustable In-Line Throttle Valve, 40 GPM, 1in. NPT port, 5000 PSI, Model# 81509971

HydroWorks Adjustable In-Line Throttle Valve, 40 GPM, 1in. NPT port, 5000 PSI, Model# 81509971

$16.79$47.9965% off

● Seen at this price on Northern Tool — Oct 18, 2026.

HydroWorks Adjustable In-Line Throttle Valve, 40 GPM, 1in. NPT port, 5000 PSI, Model# 81509971 is marked down to $16.79 at Northern Tool, 65% below its $47.99 list price. DealHawk has tracked it since Sep 11, 2026. Online prices move daily and in-store clearance often differs by location — DealHawk checks both and alerts you when the price drops.

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  • Retailer: Northern Tool
  • Category: tools
  • Tracked since: Sep 11, 2026
  • Last checked: Oct 18, 2026

HydroWorks Adjustable In-Line Throttle Valve, 40 GPM, 1in. NPT port, 5000 PSI, Model# 81509971 price history

$24.71$20.39$16.07Sep 11, 2026Sep 23, 2026
Lowest tracked$16.79Sep 23, 2026
Highest tracked$23.99Sep 11, 2026
Price changes1since Sep 11, 2026

$16.79 is the lowest price DealHawk has tracked for this item.

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