Sugatsune America, Inc. TORQUE HINGE (ONE WAY/DOWNWARD) - HG-TQA90-B HG-TQA90-B

Description
Friction in one direction only: HG-TQA90-A: free rotation when turned counterclockwise, constant torque is applied when turned clockwise. HG-TQA90-B: free rotation when turned clockwise, constant is applied when turned counterclockwise Note: Initial torque may vary - 20%~ + 40% Not suited to vibration environment Torque will be affected by temperature Not suitable for high frequency use Do not lubricate For indoor use only
Description
Friction in one direction only: HG-TQA90-A: free rotation when turned counterclockwise, constant torque is applied when turned clockwise. HG-TQA90-B: free rotation when turned clockwise, constant is applied when turned counterclockwise Note: Initial torque may vary - 20%~ + 40% Not suited to vibration environment Torque will be affected by temperature Not suitable for high frequency use Do not lubricate For indoor use only
Datasheet
Datasheet Summary
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The HG-TQA90-B is a one-way torque hinge designed for indoor use, allowing free rotation clockwise while applying constant torque counterclockwise. It is constructed with an aluminum alloy body featuring an anodized finish, a stainless steel arm shaft, and black polyacetal (POM) sleeve and cover. The hinge delivers a torque of 91.8 kgf·cm per pair and weighs 270 grams per pair. It is not suitable for vibration environments, high-frequency use, or lubrication, and torque varies with temperature. Initial torque may differ by ±20% to +40%.

Datasheet Summary
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The HG-TQA90-B is a one-way torque hinge designed for indoor use, allowing free rotation clockwise while applying constant torque counterclockwise. It is constructed with an aluminum alloy body featuring an anodized finish, a stainless steel arm shaft, and black polyacetal (POM) sleeve and cover. The hinge delivers a torque of 91.8 kgf·cm per pair and weighs 270 grams per pair. It is not suitable for vibration environments, high-frequency use, or lubrication, and torque varies with temperature. Initial torque may differ by ±20% to +40%.

Suppliers

Company
Product
Description
Supplier Links
TORQUE HINGE (ONE WAY/DOWNWARD) - HG-TQA90-B - HG-TQA90-B - Sugatsune America, Inc.
Carson, CA, United States
TORQUE HINGE (ONE WAY/DOWNWARD) - HG-TQA90-B
HG-TQA90-B
TORQUE HINGE (ONE WAY/DOWNWARD) - HG-TQA90-B HG-TQA90-B
Friction in one direction only: HG-TQA90-A: free rotation when turned counterclockwise, constant torque is applied when turned clockwise. HG-TQA90-B: free rotation when turned clockwise, constant is applied when turned counterclockwise Note: Initial torque may vary - 20%~ + 40% Not suited to vibration environment Torque will be affected by temperature Not suitable for high frequency use Do not lubricate For indoor use only

  • Friction in one direction only: HG-TQA90-A: free rotation when turned counterclockwise, constant torque is applied when turned clockwise. HG-TQA90-B: free rotation when turned clockwise, constant is applied when turned counterclockwise
  • Note: Initial torque may vary - 20%~ + 40%
  • Not suited to vibration environment
  • Torque will be affected by temperature
  • Not suitable for high frequency use
  • Do not lubricate
  • For indoor use only
Supplier's Site Datasheet

Technical Specifications

  Sugatsune America, Inc.
Product Category Hinges (industrial)
Product Number HG-TQA90-B
Product Name TORQUE HINGE (ONE WAY/DOWNWARD) - HG-TQA90-B
Hinge Type Constant Torque Friction Hinge
Length 2.38 inch (60.32 mm)
Hole Type Round
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