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  • American Standard STB Series Open Taper Lock Bushes Hardened Steel Customizable OEM Support for G H P B Q R S U W Y Taper
  • American Standard STB Series Open Taper Lock Bushes Hardened Steel Customizable OEM Support for G H P B Q R S U W Y Taper
  • American Standard STB Series Open Taper Lock Bushes Hardened Steel Customizable OEM Support for G H P B Q R S U W Y Taper
  • American Standard STB Series Open Taper Lock Bushes Hardened Steel Customizable OEM Support for G H P B Q R S U W Y Taper
  • American Standard STB Series Open Taper Lock Bushes Hardened Steel Customizable OEM Support for G H P B Q R S U W Y Taper
  • American Standard STB Series Open Taper Lock Bushes Hardened Steel Customizable OEM Support for G H P B Q R S U W Y Taper
American Standard STB Series Open Taper Lock Bushes Hardened Steel Customizable OEM Support for G H P B Q R S U W Y Taper

American Standard STB Series Open Taper Lock Bushes Hardened Steel Customizable OEM Support for G H P B Q R S U W Y Taper

$10.00-$20.00/ Piece|2 Piece/Pieces(Min. Order)

Customization:

Customized logo(Min.Order: 1000 pieces)
Customized packaging(Min.Order: 1000 pieces)

American Standard STB Series Open Taper Lock Bushes Hardened Steel Customizable OEM Support for G H P B Q R S U W Y Taper

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Torque Transmission & Alignment: Designed to securely connect and transmit rotational motion between shafts while ensuring precise alignment via its keyway groove.
  • Axial Movement Adaptation: Allows slight axial displacement between connected components, making it ideal for applications with misalignment or dynamic movement.

Key features

  • 1. Durable Hardened Steel Construction

  • With hardened steel material, you can achieve superior strength and wear resistance compared to standard steel bushings*, ensuring long-lasting performance in high-stress industrial applications.

  • 2. Precision Tapered Bore Design

  • The precision tapered bore enables accurate alignment and secure torque transmission between shafts, outperforming non-tapered bushings in maintaining rotational stability*. Ideal for machinery requiring precise motion synchronization.

  • 3. Corrosion-Resistant Black Oxide Finish

  • With a black oxide surface treatment, you can protect against corrosion and environmental wear, extending service life in harsh industrial settings compared to uncoated alternatives*.

  • 4. Flange-Mounted Secure Installation

  • The flange design with pre-drilled mounting holes allows for easy installation and robust attachment to machinery components, enhancing structural integrity versus non-flanged bushings*.

  • 5. Eco-Friendly Compliance Certifications

  • Certified under EPR France and Germany Packing standards, this product meets strict environmental regulations for sustainable packaging and waste management, aligning with global green manufacturing practices.

Product details

American Standard STB Series Open Taper Lock Bushes Hardened Steel Customizable OEM Support for G H P B Q R S U W Y Taper

The American Standard STB Series Open Taper Bushings are precision-engineered hardened steel components designed for reliable torque transmission and alignment in power transmission systems. Featuring a black oxide finish and EPR-certified compliance for European markets, these taper lock bushes ensure durability and environmental responsibility in industrial applications.

Technical specifications

FeatureSpecificationBenefit
MaterialHardened steelHigh strength and wear resistance
FinishBlack oxideCorrosion resistance and low friction
CertificationEPR_France_Packing, EPR_Germany_PackingCompliance with EU environmental standards
TypeTaper lock bushes (STB Series)Secure shaft alignment and torque transfer
Keyway DesignPrecision-machined keywayEnsures rotational stability and alignment

Customization guide

Adjustable parameters include keyway dimensions, flange hole spacing, and material hardness to meet specific torque requirements or environmental conditions (e.g., high-temperature or corrosive environments).

Get inspired

With the STB Series’ precision keyway and flange design, you can achieve seamless alignment in machinery like conveyor systems or pumps. The black oxide finish ensures longevity in harsh industrial settings, while EPR certifications simplify compliance for European deployments.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Torque Capacity500 Nm+15% (575 Nm)+30% (650 Nm)*
Temperature Range-20°C to 80°CExtended to 120°C-30°C to 150°C
Material HardnessHRC 45HRC 50HRC 55

Supplier's note

  1. Technical Breakthroughs:

    • EPR Compliance: Dual certification reduces regulatory hurdles for EU markets.
    • Enhanced Hardness: Pro Model’s HRC 55 rating exceeds industry standards, enabling use in heavy machinery.
    • Precision Keyway: Ensures minimal slippage in high-torque applications like industrial pumps.
  2. Version Selection Guide:

    • Base Model: Ideal for standard applications (e.g., light conveyor systems) requiring basic torque and temperature tolerance.
    • Advanced Model: Suitable for moderate industrial use (e.g., pumps in food processing) needing extended thermal resistance.
    • Pro Model: Engineered for heavy-duty machinery (e.g., mining equipment) where extreme torque and corrosion resistance are critical. With its triple-certified chemical resistance and HRC 55 hardness, the Pro Model ensures longevity in aggressive environments.

Frequently asked questions

  • Which American Standard STB Series model suits high-torque applications in industrial machinery?

  • How to clean and maintain American Standard black oxide taper lock bushings?

  • Steel vs. alloy steel for taper bushes: Which is better for heavy machinery?

  • Can American Standard taper bushes be customized for non-standard shaft sizes or keyway configurations?

  • Are American Standard taper lock bushings EPR-certified for EU compliance?

  • How does the keyway design in STB Series bushings ensure alignment and reduce wear?

  • What makes hardened steel taper bushes durable in harsh environments?

  • What installation tips are critical for proper flange mounting of STB Series taper bushes?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Industry Standard Taper Lock BushingGeneral industrial machinery, standard torque applications- Material: Steel (Rockwell C 50-55 ASTM A-128)
- Finish: Zinc plating (240h salt spray ASTM B117)
- Certification: ISO 9001
Cost-effective, widely available.Lower load capacity, limited corrosion resistance.
Our Base Taper Lock BushingModerate-duty machinery, light industrial use- Material: Hardened steel (Rockwell C 55-58 ASTM A-128)
- Finish: Black oxide (500h salt spray ASTM B117)
- Certification: EPR France/Germany (Packaging)
▲ vs Industry Standard
Improved durability, better corrosion resistance.Slightly higher cost than industry standard.
Our Advanced Taper Lock BushingHigh-torque machinery, harsh environments- Material: Hardened steel (Rockwell C 58-62 ASTM A-128)
- Finish: Black oxide (1000h salt spray ASTM B117)
- Certification: EPR France/Germany + RoHS▲▲ vs Industry Standard
Superior load capacity, excellent corrosion resistance.Higher cost, specialized applications.
Collar BushingsLight-duty alignment, low-torque applications- Material: Mild steel (Rockwell C 40-45 ASTM A36)
- Finish: Painted (100h salt spray ASTM B117)
- Certification: ISO 9001
Low cost, easy installation.Limited load capacity, poor corrosion resistance.
Flange BushingsHeavy machinery with flange mounting needs- Material: Steel (Rockwell C 50-55 ASTM A-128)
- Finish: Zinc plating (300h salt spray ASTM B117)
- Certification: ISO 4759
High stability, secure mounting.Bulky design, complex installation.
Split BushingsQuick installation, irregular shafts- Material: Ductile iron (Rockwell C 45-50 ASTM A48)
- Finish: Unfinished (50h salt spray ASTM B117)
- Certification: ANSI B16.5
Easy installation, fits irregular shafts.Lower load capacity, requires frequent maintenance.

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