S-93585A015 6-32 x 1/2" Thumb Screws

Thumb Screws

0771FA00001 Thumb Screws
0771FA00001 Thumb Screws

Image may differ from product. See technical specification for details.

Part No.
Part No. 0771FA00001
Equivalent to mcmaster :
93585A015

Basic Information

System of Measurement Inch

Head Parameters

Head Type Thumb
Thumb Screw Head Shape Round
Round-Head Thumb Screw Profile High
Head Diameter 3/8"
Head Height 5/16"
Head Texture Knurled

Dimensions

Length 1/2"

Thread Parameters

Thread Type UNC
Thread Size 6-32
Thread Diameter 0.138"
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 2A
Threading Fully Threaded

Material & Strength

Material 18-8 Stainless Steel
Hardness Rockwell B83
Tensile Strength 80000 psi

Temperature & Environment

REACH Compliant
RoHS Compliant
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
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Key Features & Benefits at a Glance

  • Effortless hand-tightening with deeply knurled round head providing superior grip without tools
  • Exceptional corrosion resistance from 18-8 stainless steel construction for long service life in harsh environments
  • High mechanical strength with 80,000 psi tensile strength and Rockwell B83 hardness for reliable load-bearing performance
  • Precision thread engagement with Class 2A UNC coarse threads ensuring consistent fit and vibration resistance
  • Full threading versatility allowing installation at any point along the 1/2" length for flexible positioning
  • Regulatory compliance meeting RoHS 3 and REACH standards for environmentally responsible manufacturing
  • High-profile head design offering enhanced thumb clearance and comfortable manual operation

Professional Applications & Engineering Value

This 6-32 UNC thumb screw delivers critical advantages in applications requiring frequent access or tool-free adjustments. The 18-8 stainless steel construction provides excellent corrosion resistance for electronics enclosures, medical devices, and outdoor equipment where moisture exposure is common. The fully threaded design with coarse UNC threads enables quick installation and removal while maintaining secure fastening. The deeply knurled round head offers positive grip even with gloved hands, eliminating the need for tools in maintenance-heavy environments. With its high-profile head and right-hand threading, this fastener solves the common industrial challenge of providing reliable, reusable fastening where quick disassembly is required without compromising mechanical integrity.

Specification Summary & Compliance

Manufactured to precise inch system dimensions with Class 2A thread fit tolerance for consistent performance. Features UNC coarse threads (6-32 size) with 0.138" thread diameter and 1/2" length. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. The fully threaded construction and right-hand thread direction follow industry-standard fastening specifications for reliable integration into existing assembly systems.

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