S-93585A297 5/16"-18 x 1 1/4" Thumb Screws
Thumb Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior manual operation with high-profile knurled round head providing maximum grip even with gloves or oily hands
- Exceptional corrosion resistance from 18-8 stainless steel construction, ideal for harsh industrial environments
- High tensile strength rating of 80,000 psi ensures reliable performance in demanding applications
- Precision UNC coarse threading with Class 2A fit enables quick installation and secure fastening
- Full threading along 1-1/4" length provides maximum engagement and adjustment flexibility
- Large 3/4" diameter head offers comfortable hand-tightening without requiring tools
- Compliance with environmental regulations including RoHS 3 and REACH for global market acceptance
Professional Applications & Engineering Value
This high-profile knurled round head thumb screw delivers exceptional manual fastening capability where frequent adjustments or tool-free operation is essential. The 18-8 stainless steel construction provides superior corrosion resistance in manufacturing, electronics, marine, and outdoor equipment applications. The 5/16"-18 UNC coarse thread with Class 2A fit ensures quick installation while maintaining precise thread engagement. The distinctive knurled texture and 3/4" head diameter create an ergonomic solution that reduces operator fatigue during repeated use. These fully threaded thumb screws are engineered to withstand industrial environments while offering the convenience of hand-tightened operation without compromising on 80,000 psi tensile strength or durability requirements.
Specification Summary & Compliance
This thumb screw features 5/16"-18 UNC coarse threads with Class 2A thread fit for standard industrial applications. The fastener is manufactured from 18-8 stainless steel with Rockwell B83 hardness and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance standards. The fully threaded design with 1-1/4" length and right-hand thread direction ensures consistent performance across industrial fastening applications requiring manual operation and tool-free adjustment.
