S-93285A321 M5 x 14 mm ASME B18.3.6M Set Screws

Set Screws

0645FA00032 Set Screws
0645FA00032 Set Screws

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

Part No.
Part No. 0645FA00032
Equivalent to mcmaster :
93285A321

Basic Information

System of Measurement Metric

Head Parameters

Head Type Headless

Dimensions

Length 14 mm

Thread Parameters

Thread Type Metric
Thread Size M5
Thread Pitch 0.8 mm
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 6g

Tip & Drive Parameters

Tip Type Soft
Tip Length 1.2 mm
Tip Diameter 2.4 mm
Tip Material Nylon 6/6 Plastic
Tip Color Green
Tip Temperature Range -50° to 250° F
Drive Style Hex
Drive Size 2.5 mm

Material & Strength

Material 18-8 Stainless Steel
Hardness Rockwell B80

Temperature & Environment

REACH Compliant
RoHS Compliant
Specifications Met ASME B18.3.6M
Technical Drawings No drawings available at the moment, will be launched soon
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Key Features & Benefits at a Glance

  • Vibration-resistant nylon tip prevents loosening under dynamic loads, ensuring secure fastening in high-stress environments
  • Corrosion-resistant 18-8 stainless steel construction delivers long-term reliability in humid or chemically aggressive settings
  • Precision Class 6g thread fit guarantees consistent engagement and optimal clamping force in metric assemblies
  • Wide temperature tolerance (-50° to 250°F) maintains tip integrity across industrial thermal cycles
  • 2.5mm hex socket drive enables high-torque installation with standard tools while maintaining headless profile
  • Coarse M5x0.8mm threading provides rapid installation and superior resistance to vibrational loosening
  • Rockwell B80 hardness balances durability with machinability for repeated adjustment cycles

Professional Applications & Engineering Value

Engineered for precision positioning and vibration-resistant fastening, these nylon tip set screws solve critical challenges in rotating assemblies and sliding components. The 18-8 stainless steel body resists chemical degradation while the Nylon 6/6 plastic tip creates a non-marring, electrically isolating interface that maintains grip under cyclic loading. Ideal for securing gears, pulleys, and collars on shafts, the hex socket drive allows high clamp force application without compromising the low-profile headless design. The coarse metric thread ensures rapid installation in production environments while the Class 6g thread fit provides consistent performance in tolerance-critical applications.

Specification Summary & Compliance

Manufactured to ASME B18.3.6M specifications with Class 6g thread tolerance for precision metric assemblies. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards. Thread specifications: M5x0.8mm coarse pitch with right-hand direction. Mechanical properties include Rockwell B80 hardness and 14mm nominal length with 2.4mm nylon tip diameter.

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