ASTM F2863-11(2016)

1.1This specification establishes requirements and test methods for dimensions and tolerances of central-vacuum hose inlet valve sockets.

1.2All notes and footnotes shall be considered as non-mandatory requirements of the specification.

1.3This specification does not apply to inlet valve back-up (or mounting) plates.

1.4This standard is applicable to universal valves marked with ASTM F2863, and does not limit proprietary valve designs.

1.5The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

1.6This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.