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SAE MA1370A

Name: SAE MA1370A PDF | Request Standard
SKU: 8c004dc58dd3

Screw Threads - MJ Profile, Metric

Standard by SAE International, 2024-04-01

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SAE MA1370A.PDFSecure PDF
SAE MA1370A.PDFOnline Access

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Language: English
License Type: Single User
Updates: Not Included

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Language: English
License Type: Enterprise / Multi User
Updates: Included

About This Item

This standard specifies the characteristics of the MJ profile metric series of screw threads, altered from ISO 68 M Profile, to include a mandatory controlled radius of 0.18042P to 0.15011P at the root of the external thread and with the minor diameter of both external and internal threads increased to provide a basic thread height of 0.5625H in order to accommodate the external thread maximum root radius. The following detailed requirements are included: a MJ basic profile and design profiles b Standard series of diameter-pitch combinations for nominal thread diameters from 1.6 to 200 mm c Standard thread classes and form tolerances d Formulae for thread dimensions and tolerances e Method of designating MJ threads f Inspection requirement g Tables for selected diameter-pitch combinations for aerospace screws, bolts, nuts, shaft and bearing retaining screw threads, and fluid fittings thread sizes h Tables for MJ screw threads limiting dimensions and tolerances i Symbols for MJ thread dimensions and tolerances This document has been determined to contain basic and stable technology which is not dynamic in nature.

SKU: 8c004dc58dd3

Publication Date: 2024-04-01

Standard Status: latest

Publisher: SAE International

Document Type: Aerospace Standard

Subject: Screws, , , , , , , ,

Official SAE: Doi link

This Version: MA1370A (2024-04-01)
Previous Version: MA1370 (2018-08-23)

Please request information about the document. Contact Page

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