S-99091A836 10-32 x 1 1/2" Plastic Hex Head Screws

Plastic Hex Head Screws

0251FA00264 Plastic Hex Head Screws
0251FA00264 Plastic Hex Head Screws

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

Part No.
Part No. 0251FA00264
Equivalent to mcmaster :
99091A836

Basic Information

Color Black
System of Measurement Inch

Head Parameters

Head Type Hex
Head Width 5/16"
Head Height 1/8"

Dimensions

Length 1 1/2"

Thread Parameters

Thread Type UNF
Thread Size 10-32
Thread Diameter 0.19"
Thread Spacing Fine
Thread Direction Right Hand
Thread Fit Class 2A
Threading Fully Threaded

Tip & Drive Parameters

Drive Style External Hex

Material & Strength

Material Nylon Plastic
Hardness Not Rated

Temperature & Environment

Temperature Range -40° to 185° F
RoHS Compliant
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
Price available upon request. Our sales team will respond within 24 hours with a competitive quote tailored to your requirements.
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Key Features & Benefits at a Glance

  • Corrosion-resistant nylon construction eliminates rust and galvanic corrosion in harsh environments
  • Fine UNF threading with Class 2A fit ensures precise engagement and vibration resistance in assemblies
  • External hex drive design provides superior torque transmission and easy installation with standard tools
  • Wide temperature tolerance (-40° to 185°F) maintains performance in both industrial and outdoor applications
  • Full threading along 1½" length offers maximum adjustment flexibility and holding power
  • RoHS 3 compliance meets international environmental standards for restricted substances
  • Non-conductive black nylon material provides electrical insulation and professional appearance

Professional Applications & Engineering Value

This 10-32 UNF nylon hex head screw delivers critical advantages in electrical enclosures, marine equipment, and food processing machinery where metal fasteners would cause short circuits or contamination. The black nylon plastic construction inherently resists chemicals, moisture, and corrosion while providing electrical insulation. With its fine thread pattern and Class 2A thread fit, this fastener maintains secure connections in high-vibration environments that would loosen standard fasteners. The external hex drive allows for high torque application without stripping, making it ideal for repeated maintenance cycles. These fully threaded screws distribute load evenly across the entire engagement length, preventing stress concentration in plastic components.

Specification Summary & Compliance

Manufactured to UNF thread standards with precision Class 2A thread fit for consistent mating with corresponding nuts and tapped holes. The 10-32 thread size features 0.19" major diameter with fine thread spacing. This 1½" long hex head screw complies with RoHS 3 (2015/863/EU) environmental regulations, containing no restricted hazardous substances. The right-hand thread direction follows industry convention for straightforward installation.

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