GB/T 47356.1-2026Aerospace - Lead and runout threads - Part 1: Rolled external threads (English PDF)

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents".

This document is Part 1 of GB/T 47356 "Aerospace Thread Guiding and Finishing". GB/T 47356 has published the following... part.

---Part 1: Rolled External Threads;

---Part 2: Internal Threads.

This document is equivalent to ISO 3353-1:2020 "Aerospace threading - Leading and finishing - Part 1: Rolled external threads".

The following minimal editorial changes have been made to this document.

---The titles of Figures 12 to 14 have been supplemented with additional information to distinguish the finishing inspection methods for different types of rods.

Introduction

GB/T 47356 "Aerospace Thread Guiding and Finishing" is proposed to consist of two parts.

---Part 1: Rolled External Threads. The purpose is to specify the guiding and finishing requirements for rolled external threads in the aerospace field, as well as the occurrence of... The testing methods to be used in case of disputes.

---Part 2: Internal Threads. The purpose is to specify the requirements for the guidance and termination of internal threads in blind holes, as well as the requirements for relief grooves, in the aerospace field. Aerospace thread guide and finish Part 1: Rolled External Threads

1 Scope

This document specifies the guiding and finishing requirements for rolled external threads in the aerospace field, as well as the inspection methods to be used in case of disputes.

This document applies to roll-formed threads.

2 Normative references

This document has no normative references.

3 Terms and Definitions

The following terms and definitions apply to this document.