Document Overview: This document appears to be a technical reference sheet for the RAV Vacuum Generator produced by Air-Vac Engineering Company, Inc., located in Seymour, CT. The document includes dimensional references and port specifications relevant to the vacuum generator.

1. Dimensional References

• Several reference dimensions are provided, including 6.51, 2.38, 1.50, 1.31, 1.00, 0.81, and 0.75 units (units not specified, likely inches).
• These dimensions likely correspond to physical measurements of the vacuum generator or its components.

2. Port Specifications

• Air Supply Port: 1/2 NPSF (National Pipe Straight Fuel)
• Exhaust Port: 1/2 NPTF (National Pipe Taper Fuel)
• Vacuum Port: 3/8 NPTF

These port types and sizes are critical for proper connection to pneumatic systems.

3. Proprietary Information Notice

The document contains a confidentiality statement indicating that the information is proprietary to Air-Vac Engineering and cannot be disclosed without written approval.

4. Company Information

Manufacturer: Air-Vac Engineering Company, Inc.
Location: Seymour, CT
Website: www.airvacpumps.com

Summary

This technical reference provides essential dimensional and port connection details for the RAV Vacuum Generator, intended for engineers and technicians involved in installation or maintenance. The document emphasizes the proprietary nature of the information.