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NPFC - A-A-59477

GRINDING MACHINES, CENTERLESS, EXTERNAL, CYLINDRICAL

active, Most Current
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Organization: NPFC
Publication Date: 30 September 1999
Status: active
Page Count: 8
scope:

This commercial item description (CID) covers external cylinder centerless grinding machines intended for grinding external surfaces of plain, tapered, or contoured cylinders, where centers or chucks can not be used or are impractical to hold the workpiece.

Document History

A-A-59477 VALID NOTICE 4
August 17, 2022
Grinding Machines, Centerless, External, Cylindrical
A description is not available for this item.
A-A-59477
December 14, 2017
Grinding Machines, Centerless, External, Cylindrical
A description is not available for this item.
A-A-59477
March 7, 2013
GRINDING MACHINES, CENTERLESS, EXTERNAL, CYLINDRICAL
A description is not available for this item.
A-A-59477
January 12, 2006
GRINDING MACHINES, CENTERLESS, EXTERNAL, CYLINDRICAL
A description is not available for this item.
A-A-59477
September 30, 1999
GRINDING MACHINES, CENTERLESS, EXTERNAL, CYLINDRICAL
This commercial item description (CID) covers external cylinder centerless grinding machines intended for grinding external surfaces of plain, tapered, or contoured cylinders, where centers or chucks...

References

This document references:
ISO 3875 - Machine tools — Test conditions for external cylindrical centreless grinding machines — Testing of the accuracy
Published by ISO on January 1, 2020
The document specifies, with reference to ISO 230-1 and ISO 230-2, geometric tests, machining tests and tests for accuracy and repeatability of positioning axes on general purpose and normal accuracy...
This document references:
ANSI/NEMA MG 1 - Motors and Generators - Section IV Part 34: Air-Over Motor Efficiency Test Method
Published by NEMA on March 3, 2017
A description is not available for this item.
This document references:
NFPA 79 - Electrical Standard for Industrial Machinery
Published by NFPA on January 1, 2018
The provisions of this standard shall apply to the electrical/electronic equipment, apparatus, or systems of industrial machines operating from a nominal voltage of 600 volts or less, and commencing...
This document references:
29 CFR PART 1910 - OCCUPATIONAL SAFETY AND HEALTH STANDARDS
Published by DOL on July 1, 2014
Purpose and scope. (a) Section 6(a) of the Williams- Steiger Occupational Safety and Health Act of 1970 (84 Stat. 1593) provides that ‘‘without regard to chapter 5 of title 5, United States Code, or...
This document references:
ANSI B11.9 - Safety Requirements for Grinding Machines
Published by B11/STD on January 1, 2010
A description is not available for this item.
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