S-91358A505 1.045" ID x 2.01" OD ASME B18.2.6; ASTM F959 Type A490 Tension-Indicating Structural Washers
Tension-Indicating Structural Washers
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Basic Information
Dimension Parameters
Material & Strength Parameters
Installation & Application Parameters
Finish & Compliance Parameters
Special Type Parameters
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Key Features & Benefits at a Glance
- 64,000 lbs tension indication provides reliable visual confirmation of proper bolt preload, preventing under-tightening failures
- Orange tension-indicating dye offers clear, immediate visual feedback for quick installation verification
- Rockwell C37 hardness ensures superior durability and resistance to deformation under extreme loads
- ASME B18.2.6 and ASTM F959 Type A490 compliance guarantees consistent performance in critical structural applications
- Precision inch dimensions (1.045" ID, 2.01" OD) ensure perfect fit for 1" screw applications
- RoHS 3 and REACH compliant meets international environmental standards for safe industrial use
- Steel construction provides excellent strength-to-weight ratio for demanding mechanical applications
Professional Applications & Engineering Value
This tension indicating washer solves critical bolt tensioning challenges in industrial applications where proper preload is essential for structural integrity. The steel construction with Rockwell C37 hardness maintains dimensional stability under extreme forces, while the orange tension-indicating dye provides immediate visual confirmation that specified tension levels have been achieved. Engineered for heavy-duty washers applications in construction, machinery, and structural steel connections, this 1 inch washer prevents costly failures by ensuring accurate installation verification. The tension load washer design eliminates guesswork in critical bolted joints, making it ideal for applications where safety and reliability are paramount.
Specification Summary & Compliance
This tension indicating washer features precise inch dimensions with 1.045" inner diameter, 2.01" outer diameter, and 0.158-0.270" thickness range. Manufactured to ASME B18.2.6 and ASTM F959 Type A490 specifications with Rockwell C37 hardness rating. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring safe use in industrial environments worldwide.
