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Guardair GA4424B air gun, 1/4 in FNPT, polypropylene body, angled star-tip nozzle

Guardair

Guardair GA4424B air gun 1/4 in FNPT polypropylene body

SKU CH-Y8Y9-D8SAR

Thumb-lever air gun with a 1-inch angled stainless-steel star-tip nozzle, 85 dBA sound level and OSHA-pressure-compliant polypropylene body

  • Star-tip nozzle focuses airflow for precision cleaning
  • 85 dBA sound level meets OSHA pressure compliance
  • Polypropylene body resists chemicals and impact
  • 1/4 in FNPT inlet fits standard air lines
  • Thumb-lever control gives single-hand operation

Guardair GA4424B air gun for industrial cleaning

The Guardair GA4424B is a pneumatic thumb-lever air gun built for focused blowing tasks in workshops and automotive bays. Its polypropylene body resists chemicals and impact while keeping the tool lightweight for extended use. The 1/4 in female NPT inlet connects directly to standard shop air lines without extra adapters. Operators who need a simple, durable blow-off tool for debris removal will find it fits the job.

85 dBA sound level and OSHA pressure compliance

In normal operation the gun produces 85 dBA, a level that meets OSHA pressure requirements for safety. The focused airflow pattern concentrates force on the target area without excessive turbulence. Output thrust is rated at 0 lbf, indicating a controlled stream rather than high-impact blasting. These characteristics keep noise and pressure within regulated limits for daily shop use.

Star-tip nozzle and California Proposition 65 notice

A single 1 in angled stainless-steel star-tip nozzle is included, shaping the air into a focused pattern for precision cleaning. The nozzle angle helps reach into recesses and around components without repositioning the gun. California Proposition 65 applies: the product contains a chemical known to the state to cause birth defects or other reproductive harm. No additional accessories or software are bundled with the unit.

How it compares

Measured against everything we stock in Air & Hydraulic Power Tools, at today’s prices. Recalculated every night.

Price $35.99
Cheaper than about 66% of the 243 comparable items (median $61.99).

Specifications

Product
Brand nameGUARDAIR

Questions about this item

How do I attach the 1/4 in FNPT air inlet without stripping the polypropylene threads?

Wrap PTFE tape clockwise on the male fitting, hand-tighten the gun onto the hose or regulator, then give a quarter-turn with a wrench — the plastic body cracks if you torque it like metal.

Which part will need replacement first under daily shop use?

The stainless-steel star tip resists wear, but the internal throttle valve and O-rings in the thumb lever typically need a rebuild kit after heavy cycling.

At what point does the 85 dBA sound level become a compliance issue?

OSHA permits 85 dBA for an 8-hour shift; sustained use beyond that duration requires hearing protection or an engineered noise control.

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