S-91273A548 10-32 Shoulder Screws
Shoulder Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance with 18-8 stainless steel construction and black oxide finish, ideal for harsh industrial environments.
- High strength and durability with 70,000 psi tensile strength and Rockwell B55 hardness, ensuring reliable performance under load.
- Precise alignment and positioning thanks to the 3/16" shoulder diameter and standard shoulder fit, reducing assembly errors.
- Secure, non-slip installation with a knurled socket head and hex drive, allowing for easy torque application without stripping.
- Fine thread engagement with 10-32 UNF Class 2A threads, providing excellent vibration resistance and holding power.
- Compliance with environmental standards including RoHS 3 and REACH, ensuring safe use in regulated industries.
- Consistent dimensional accuracy with tight shoulder tolerances, enabling repeatable and reliable assemblies.
Professional Applications & Engineering Value
This 10-32 UNF fine thread shoulder screw is engineered to address common challenges in precision machinery, such as misalignment and component wear. Made from 18-8 stainless steel with a black oxide finish, it offers excellent corrosion resistance, reducing maintenance needs in humid or chemical-exposed settings. The knurled socket head and hex drive ensure secure tool engagement, preventing slippage during high-torque installations. With a 3/16" shoulder length and fine threading, it provides stable pivoting and alignment in applications like rotating assemblies, jigs, and automotive fixtures, enhancing operational reliability and extending service life in demanding industrial shoulder bolt uses.
Specification Summary & Compliance
This shoulder screw adheres to Class 2A thread fit and UNF fine thread standards, ensuring precise engagement. Dimensions include a shoulder diameter of 3/16" with a tolerance of -0.004" to -0.002" and shoulder length of 1/4" with -0.005" to 0.005" tolerance. It is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, supporting use in regulated environments without hazardous substances.
