S-95868A078 1/4"-28 x 1/4" Plastic Socket Head Screws

Plastic Socket Head Screws

0021FA00120 Plastic Socket Head Screws
0021FA00120 Plastic Socket Head Screws

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

Part No.
Part No. 0021FA00120
Equivalent to mcmaster :
95868A078

Basic Information

System of Measurement Inch

Head Parameters

Head Type Socket
Head Diameter 3/8"
Head Height 1/4"
Socket Head Profile Standard

Dimensions

Length 1/4"

Thread Parameters

Thread Type UNF
Thread Size 1/4"-28
Thread Diameter 0.25"
Thread Spacing Fine
Thread Direction Right Hand
Thread Fit Class 2A
Threading Fully Threaded

Tip & Drive Parameters

Drive Style Hex
Drive Size 3/16"

Material & Strength

Material Nylon Plastic
Hardness Not Rated

Temperature & Environment

Temperature Range -40° to 140° F
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

  • Corrosion-resistant nylon construction eliminates rust and galvanic corrosion in harsh environments
  • Precision UNF fine threading with Class 2A fit ensures secure fastening and vibration resistance
  • Wide temperature tolerance (-40° to 140°F) maintains performance across diverse operating conditions
  • Standard hex socket drive design provides reliable tool engagement and installation efficiency
  • RoHS 3 compliance meets international environmental standards for industrial applications
  • Non-conductive plastic material prevents electrical conductivity in sensitive assemblies
  • Fully threaded body offers maximum grip length and adjustment flexibility

Professional Applications & Engineering Value

Engineered for precision assemblies requiring electrical insulation and chemical resistance, this nylon socket head cap screw solves critical challenges in electronics, food processing, and marine applications. The 1/4"-28 UNF fine thread with Class 2A fit maintains tight tolerances in vibration-prone environments, while the standard socket head profile with 3/16" hex drive ensures consistent torque transmission. Unlike metal fasteners, the nylon plastic construction prevents galvanic corrosion when mating with dissimilar metals and withstands temperature fluctuations from -40° to 140°F, making it ideal for outdoor equipment and thermal cycling applications.

Specification Summary & Compliance

This socket head cap screw features 1/4"-28 UNF fine threading with Class 2A thread fit per Unified Screw Thread standards, ensuring precise dimensional accuracy. Manufactured from durable nylon plastic with full threading and right-hand orientation. Compliant with RoHS 3 (2015/863/EU) regulations for hazardous substance restrictions, suitable for commercial and industrial applications requiring environmental compliance.

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