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GM B121

3rd Edition, May 1, 2011

Complete Document

Metric Round Head Short Square Neck Bolts

Includes all amendments and changes through IN4D, May 2011


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Additional Comments:
ENGLISH * INACTIVE FOR NEW DESIGN
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Referenced Items:

ANSI B1.3M
ANSI B18.5.2.1M
GM500M

Product Details:

  • Revision: 3rd Edition, May 1, 2011
  • Published Date: May 2011
  • Status: Not Active, See comments below
  • Document Language: English
  • Published By: General Motors Company (GMNA)
  • Page Count: 4
  • ANSI Approved: No
  • DoD Adopted: No

Description / Abstract:

This standard conforms in all essentials with the American National Standard, ANSI B18.5.2.1M-Metric Round Head Short Square Neck Bolts. It requires, however, that the end of the bolt be are intended primarily for applications where the square neck will be engaged in thin metals.