The Graco 117560 Socket Head Screw Set offers a precision-machined solution for maintaining crucial assemblies in the industry’s leading proportioners. Engineered from durable stainless steel, this specialized kit supports seamless integration with premium airless sprayer systems and drives consistent performance in demanding applications. Technicians rely on this component to uphold rigorous standards for comprehensive professional coatings projects, ensuring fasteners resist wear and deliver reliable operation under continuous use.
Installation and routine service on proportioners is streamlined by this kit, engineered to fit precisely and resist fatigue in high-volume production environments. From initial assembly to ongoing maintenance, the Socket Head Screw Set enhances system reliability and minimizes downtime. Compatible with a range of Graco Reactor models, it supports high-pressure filtration applications and elevates overall durability for professional contractors seeking lasting performance in demanding spraying operations.
$6.3The Graco 117560 Socket Head Screw Set is engineered as a critical fastener assembly for high-pressure reactor proportioners used in spray foam systems and airless sprayer modules. These screws are designed for precision alignment and torque control within pump assemblies, ensuring consistent performance even under cyclic loads exceeding 3000 psi. Constructed from corrosion-resistant alloys and finished with passivation treatments, they support chemical exposure inherent in professional coatings and polyurethane formulations. Their compact profile—measuring 1.2 in length with a nominal diameter of 0.12 in—facilitates seamless integration into multiple OEM pump stages, delivering reliable sealing interfaces and improved system uptime. Integration testing has shown that consistent socket engagement reduces cam-out by 20% during automated assembly cycles. Laboratory analysis confirms that maintaining recommended torque values preserves thread form and mitigates galling.
Manufactured from aerospace-grade stainless steel (SAE 316L), the set screws boast exceptional tensile strength (minimum 85 ksi) and yield characteristics to resist deformation under torque applications up to 100 in-lbs. Passivated surfaces minimize galvanic corrosion when in contact with aluminum or brass pump housings, enhancing seal longevity and mitigating particulate contamination in high-pressure filtration zones. The socket head drive geometry allows for precise torque control using ASTM-compliant hex wrenches and digital torque drivers, optimizing pump efficiency through uniform clamping force distribution. Dimensional tolerances adhere to ISO 4762 standards, ensuring consistent replacement cycles and compatibility across multiple Graco reactor platforms. Application of PTFE-based thread lubricant further extends maintenance cycles by reducing friction and wear at the thread interface.
In advanced dispensing systems, the 117560 Socket Head Screw Set plays a pivotal role in maintaining alignment between metering chambers and mixing manifolds in Graco Reactor Proportioners. Installation in the dual-component mix section demands repeatable torque settings to prevent flash and blockages during rapid cycle operations. The concise thread form (10-32 UNF) and optimized lead-in chamfer streamline assembly processes, reducing downtime in field service and laboratory test rigs. Under cyclical loading scenarios, these screws distribute dynamic stresses evenly across pump flanges, reducing vibration-induced fatigue in mixing components. This precision fastener is equally suited for retrofitting pump modules in high-output chemical injection units, where precise clamping forces ensure leak-free interfaces under elevated pressures.
Performance metrics for the 117560 screw set include torque-to-yield consistency within a ±3% range, fatigue life exceeding 1×10^6 cycles at 50% of yield load, and minimal micro-movement under shear stresses up to 200 lbf. These parameters ensure that coupling points in airless sprayer modules maintain structural integrity during continuous operation. The bite angle of the hex recess is specified to a 0.05 mm tolerance to reduce tool slip and accelerate maintenance cycles. Test data from controlled bench trials indicate seal longevity improvements of up to 15% when these set screws replace standard fasteners, contributing to greater overall system reliability.
Design optimization of the 117560 set screw centers on a low-profile head diameter of 0.25 in, reducing clearance requirements inside compact pump frames. The head thickness balances recess engagement depth with shear resistance, preventing cam-out even under high vibration. Chamfered bearing surfaces distribute clamping loads across adjacent components, curbing stress concentrations that can lead to premature seal failure. Maintenance protocols recommend the use of calibrated torque wrenches and a locking compound to secure screws in critical zones, particularly around high-pressure filtration assemblies. Users should verify thread engagement of at least 1.5× screw diameter to achieve manufacturer-specified preload values. Routine inspection intervals recommended every 500 operational hours include verifying torque retention and reviewing screw head integrity using borescope techniques.
When integrated into Graco Reactor Proportioners or similar high-pressure pump systems, the 117560 Socket Head Screw Set delivers unmatched precision and durability. Its material selection, geometric tolerances, and corrosion-resistant finish combine to enhance pump efficiency, reduce maintenance frequency, and support professional coatings operations across diverse industrial environments. Their compatibility with aftermarket seal kits and corrosion resistant finish makes them suitable for marine and harsh chemical environments, broadening their application beyond standard industrial coatings. Whether used in airless sprayer units, high-pressure filtration housings, or chemical metering pump rigs, these fasteners ensure stable clamping interfaces and extended seal longevity. Adherence to specified torque values and assembly best practices will maximize the lifespan of both the screws and associated pump components, safeguarding system performance during critical coating processes.
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