American National Standard for Acoustical Performance Criteria, Design Requirements, and Guidelines for Schools, Part 4: Acoustic Standards for Physical Education Teaching Environments

American National Standard for Electroacoustics - Sound Level Meters - Part 2: Pattern Evaluation Tests - Amendment 1( a nationally adopted international standard amendment).

Mechanical Vibration and Shock - Hand-arm Vibration - Measurement and Evaluation of the Vibration Transmissibility of Gloves at the Palm of the Hand, Amendment 1

American National Standard for Criteria for Evaluating Room Noise.

American National Standard Methods for Measuring the Effect of Head-worn Devices on Directional Sound Localization in the Horizontal Plane

AMERICAN NATIONAL STANDARD Mechanical vibration - Rotor balancing - Part 12: Procedures and tolerances for rotors with flexible behaviour (a nationally adopted international standard)

AMERICAN NATIONAL STANDARD Mechanical vibration - Rotor balancing - Part 11: Procedures and tolerances for rotors with rigid behaviour (a nationally adopted international standard)

AMERICAN NATIONAL STANDARD Mechanical vibration - Rotor balancing - Part 2: Vocabulary (a nationally adopted international standard)

AMERICAN NATIONAL STANDARD Mechanical vibration - Measurement and evaluation of machine vibration - Part 2: Land-based gas turbines, steam turbines and generators in excess of 40 MW, with fluid-film bearings and rated speeds of 1 500 r/min, 1 800 r/min, 3 000 r/min and 3 600 r/min

AMERICAN NATIONAL STANDARD Mechanical vibration - Measurement and evaluation of machine vibration - Part 1: General guidelines (a nationally adopted international standard)