Document Overview:
This technical drawing details a 75mm 3-way thrust bearing assembly, identified as OAVTR150i75, intended for precision mechanical applications.
Dimensions and Tolerances:
- All dimensions are specified in millimeters.
- Key dimension: 75.018 mm with a tolerance of +0.005 mm.
- Other dimensions include 19.60 mm, 14 mm, 6.70 mm, and 15.0 mm with a tolerance of +0.130 mm.
- Tolerances are defined for fractional, angular (machining and bending), two-place decimal, and three-place decimal measurements.
- Geometric tolerancing is applied as per relevant standards.
Material and Finish:
- Material: Aluminum 7075 alloy combined with carbon components.
- Surface finish: Frictionless surfaces on both sides to reduce wear and improve performance.
- Anodizing treatment applied according to MIL-A-8625 standard for corrosion resistance and durability.
Features and Installation:
- Includes an M5 x 0.8 air port.
- Installation options labeled as A and B are provided, indicating multiple mounting configurations.
Additional Notes:
- The drawing is proprietary and confidential, owned by OAVCO LLC.
- Reproduction without written permission is prohibited.
- The drawing scale is 1:1.
- The document includes placeholders for drawing approval stages: drawn, checked, engineering approval, manufacturing approval, and quality assurance.
Summary:
This document provides comprehensive specifications for manufacturing and assembling a high-precision 75mm thrust bearing with frictionless surfaces and anodized aluminum construction. It includes detailed dimensional tolerances, material specifications, surface treatments, and installation options to ensure optimal performance and reliability in its intended application.
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