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Milwaukee® Spring (For Use With Cordless Impact Wrench)

Airgas Part #:MET40-50-0241

Manufacturer Part #:40-50-0241


$3.86 /Each
Each

Item Details

  • The MILWAUKEE ELECTRIC TOOL CORP 40-50-0241 is an active OEM heavy-duty industrial compression/pressure spring designed as an internal mechanical pressure and tension element. It is engineered to maintain constant contact pressure and specific directional force within heavy-duty impact mechanism assemblies, specifically nesting between the internal power tool ram and the corresponding camshaft assembly.

Features

  • Precision Deflection Rates: Precision-wound to rigid dimensional criteria ensuring uniform load distribution across every active coil to prevent tool slippage during peak rotational torque applications.
  • Optimized Shock Dissipation: Engineered to withstand axial, high-impact recoil energy passed down by the anvil ram without fracturing.
  • OEM Tolerance Matching: Physical drop-in dimensions prevent failure risks associated with aftermarket generic compression alternatives such as binding, uneven wear, or tool housing friction.
  • Restoration of Torque Parameters: Restores original mechanical spacing and operational feedback loops between internal driving cams when replacing a worn or collapsed spring.

Specifications

  • Brand / Manufacturer: MILWAUKEE ELECTRIC TOOL CORP
  • Component Part Number: 40-50-0241
  • Generic Product Classification: Heavy-Duty Industrial Compression / Pressure Spring
  • Production Status: Active OEM Lifecycle Component
  • Material Composition: High-tensile, tempered Industrial Spring Steel
  • Primary Internal Function: Delivers positioning tension between the internal power tool ram and the corresponding camshaft assembly
  • Mechanical Dynamics: Serves as a linear force mechanism providing return force, constant component retention, and managed detent engagement during high-frequency impact cycles
  • Compatibility - 1/2" Cordless Impact Wrenches: Models 0779-20, 0779-22 (Engineering Series A58A and A58B), 0779-50 (Series A58A), 0879-22 (Series B10A), 0879-50 (Series B10A), 9079-20 (Series 241A), 9079-22 (Series 241A), 9079-23 (Series 241A), 9079-50 (Series 241A)
  • Compatibility - 3/4" Cordless Impact Wrenches: Model 9078-20 (Series A42A), Model 9078-22 (Series A42A)
  • Compatibility - 7/16" Quick-Change Cordless Tools: Models 0799-20, 0799-20 (Engineering Series A97A and A97B)
  • Compatibility - Specialty Cordless Impact Drivers (13mm International Platforms): Models 0879-22, 0879-50
  • Compatibility - 1/2" AC/DC & VSR Impact Wrenches: Models 9070-20 (Engineering Series 229B, 229C, 229D), 9071-20 (Series 230B, 230C, 230D), 9072-20 (Series 238A)
  • Compatibility - Variable Speed D.I. Systems: Models 9072-22, 9072-50 (Series 238A), 9072-55 (Series A12A), 9072-59 (Series D74A and D74B), 9072-59A (Series D75A and D75B), 9072-59B (Series G04A and G04B)
  • Compatibility - High-Torque 3/4" Platforms: Models 9075-20 (Series 239B, 239C, 239D), 9075-59 (Series E96A), 9075-59A (Series E97A), 9076-50 (Series 240A), 9076-55 (Series A37A)
  • Compatibility - Specialty Heavy Extraction Frameworks: 5/8" Hex Impact Wrench Model 9096-20, legacy variants 9092-20, 9098-23 (Series A53A), 9099-20 (Series A26A), 9099-23 (Series A26A)
  • Compatibility - International & Licensed Rebrands: Chicago Pneumatic cross-over system variants CP8745 (associated with 9079-68 and 9079-69 structures), CP8750 (Series A31A)

Applications

  • Heavy Machinery and Fleet Maintenance: Tightening and removing structural fasteners on transport trucks, earthmovers, and rail infrastructure.
  • Industrial Structural Steel Assembly: Setting bolts in structural iron frameworks using high-torque 3/4" and 1/2" impact drivers.
  • Utility Infrastructure Development: Hardware rigging on electrical poles using 7/16" quick-change hex impact wrench systems.
  • MRO Assembly Plants: Direct replacement component during standard preventative tool maintenance intervals to keep assembly lines operational.
  • Field Replacement & Service: Used as a replacement part in internal system overhauls of compatible Milwaukee impact tools.

Product Attributes

Product Type

» Spring