Technical Specifications of Standard 7 Series 71B207 Internal and External Gears

This document provides detailed dimensional and technical data for a series of internal and external gears identified as Standard 7 Series 71B207. The data is presented in a tabular format listing multiple gear models with their corresponding parameters.

Main Sections and Content

1. Gear Identification and Weight

• Each gear is identified by a unique code (e.g., I.0486.1B20.01.01).
• Weight is specified in kilograms for each gear model, ranging from 31 kg to 91 kg.

2. Dimensional Parameters

• Outer Diameter (Dış oÇap): Specifies the external diameter of the gear.
• Outer Ring Diameter (Dış oRingo): Diameter of the outer ring component.
• Inner Diameter (İç oÇap): Specifies the internal diameter of the gear.
• Inner Ring Diameter (İç oRingo): Diameter of the inner ring component.
• Ball Track Diameter (Bilyao Eksenı): Diameter of the ball bearing track.
• External and Internal Bolt Circle Diameters (Dış oRingo Deliko Eksenı, İç oRingo Deliko Eksenı): Diameters of bolt circles for outer and inner rings.
• External and Internal Hole Diameters (Dış oRingo Deliko Çapı, İç oRingo Deliko Çapı): Diameters of holes in outer and inner rings.
• Thread Depth (Klavuzo Derinliği): Depth of the threaded section.
• Number of Bolt Holes (Dış oRingo Deliko Adedi, İç oRingo Deliko Adedi): Number of bolt holes in outer and inner rings.
• Ring Heights and Thicknesses (Dış oRingo Kalınlık, İç oRingo Kalınlık, Toplam Kalınlık): Thickness and overall height of rings.

3. Gear Module and Number of Teeth

• Module (Modül): The gear module is consistently 14 across all models.
• Number of Teeth (Dişo Sayısı): Number of teeth on the gear, fixed at 20 for all listed gears.

Key Observations and Recommendations

• The table provides comprehensive dimensional data essential for gear selection, manufacturing, and quality control.
• Consistent module and tooth count simplify compatibility and replacement considerations.
• Variations in diameters, bolt hole counts, and thicknesses accommodate different load and installation requirements.
• Attention should be paid to bolt hole sizes and counts to ensure proper mounting and alignment.
• Thread depth and hole diameters are critical for assembly and should be verified against mating components.

Summary

This technical document serves as a detailed reference for engineers and technicians working with Standard 7 Series 71B207 internal and external gears. It outlines precise measurements and specifications necessary for design, procurement, and maintenance activities. The uniformity in module and teeth count across models facilitates standardization, while the detailed dimensional variations support diverse application needs.