S-91241A128 10-32 x 1" ASME B18.13 Stainless Steel Pan Head Phillips Screws with Spring Lock Washer
Stainless Steel Pan Head Phillips Screws with Spring Lock Washer
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Washer & Nut
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior vibration resistance with integrated spring lock washer to maintain secure connections in high-motion environments
- Exceptional corrosion resistance from 18-8 stainless steel construction with passivated finish for long service life
- High-strength performance delivering 70,000 psi tensile strength and Rockwell B80 hardness for demanding applications
- Precise thread engagement with Class 2A UNF fine threads ensuring reliable fastening and reduced cross-threading risk
- Quick installation through Phillips No. 2 drive combined with rounded pan head design for efficient assembly
- Full-threaded coverage along the 1" length providing maximum grip and load distribution
- Regulatory compliance meeting ASME B18.13 specifications and environmental standards including RoHS 3 and REACH
Professional Applications & Engineering Value
These 10-32 UNF rounded head screws with integrated spring lock washers provide critical vibration-resistant fastening solutions for industrial machinery, electronic enclosures, and automotive assemblies. The combination of 18-8 stainless steel material and passivated finish delivers exceptional corrosion resistance in harsh environments, while the Class 2A thread fit ensures precise engagement and reduced installation torque requirements. The fully threaded design maximizes surface contact for superior clamping force distribution, making these Phillips drive screws ideal for applications where loosening under dynamic loads is a concern. The 410 stainless steel lock washer maintains constant tension, preventing back-off in vibrating systems without compromising the corrosion-resistant properties of the assembly.
Specification Summary & Compliance
This fastener features 10-32 UNF fine threads with Class 2A tolerance for precise fit, right-hand thread direction, and fully threaded 1" length. Manufacturing complies with ASME B18.13 specifications, ensuring dimensional accuracy and performance reliability. The product is certified RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting current environmental regulations for hazardous substance restrictions.
