S-90015A212 1/4"-20 x 3" ASME B18.6.3 Stainless Steel Oversized Truss Head Slotted Screws

Stainless Steel Oversized Truss Head Slotted Screws

0063FA00002 Stainless Steel Oversized Truss Head Slotted Screws
0063FA00002 Stainless Steel Oversized Truss Head Slotted Screws

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

Part No.
Part No. 0063FA00002
Equivalent to mcmaster :
90015A212

Basic Information

System of Measurement Inch

Head Parameters

Head Type Rounded
Head Diameter 0.755"
Head Height 0.11"
Rounded Head Profile Low, Wide
Rounded Head Style Truss

Dimensions

Length 3"

Thread Parameters

Thread Type UNC
Thread Size 1/4"-20
Thread Diameter 0.25"
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 2A
Threading Fully Threaded

Tip & Drive Parameters

Drive Style Slotted

Material & Strength

Material 18-8 Stainless Steel
Finish Passivated
Hardness Rockwell B85
Tensile Strength 80000 psi

Temperature & Environment

REACH Compliant
RoHS Compliant
Specifications Met ASME B18.6.3
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
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Key Features & Benefits at a Glance

  • Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments.
  • Enhanced load distribution from the low truss head design, reducing surface pressure and preventing material damage.
  • High tensile strength of 80,000 psi ensures reliable performance under heavy mechanical stress.
  • Easy installation and removal with standard slotted drive, compatible with common hand tools.
  • Precise Class 2A thread fit and coarse UNC threading for quick assembly and secure fastening.
  • Full threading along the 3" length provides maximum grip and adjustability in various material thicknesses.
  • Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees quality, safety, and environmental responsibility.

Professional Applications & Engineering Value

Engineered for demanding industrial settings, these 1/4-20 low truss head slotted screws in 18-8 stainless steel address critical challenges like vibration loosening and corrosion. The passivated finish enhances durability in moist or chemical-exposed areas, while the low truss head offers a wider bearing surface to minimize pull-through in softer materials. With a coarse UNC thread and Class 2A fit, they ensure rapid installation and reliable hold in machinery, electrical enclosures, and structural assemblies, reducing maintenance downtime and improving operational safety.

Specification Summary & Compliance

This screw features a 1/4"-20 UNC coarse thread with Class 2A dimensional accuracy for consistent fit. It is manufactured to ASME B18.6.3 specifications and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring no hazardous substances and adherence to global regulatory requirements.

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