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BS 3777

64th Edition, August 17, 1964

Complete Document

Screw Thread Measuring Cylinders

Includes all amendments and changes through Amendment 1, July 1978


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Detail Summary

Superseded By: BS 5590

EN
Additional Comments:
S/S BY BS 5590 * REMAINS CURRENT
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Product Details:

  • Revision: 64th Edition, August 17, 1964
  • Published Date: July 1978
  • Status: Superseded By:
  • Superseded By: BS 5590
  • Document Language: English
  • Published By: British Standards Institution (BSI)
  • Page Count: 16
  • ANSI Approved: No
  • DoD Adopted: No

Description / Abstract:

Grade A (pitch-line) and Grade B (grouped) measuring cylinders for checking external screw threads of Unified and ISO inch, Whitworth, B.A. and ISO metric form by means of pitch diameter measuring machines. Bases for the diametral tolerances. Relative merits of grades A and B. Measuring ranges, material and finish, form and general dimensions, accuracy and identification; tables of nominal diameters and associated P values for Grade A cylinders; limits of size for Grade B cylinders.