GB/T 42179-2022
MJ thread spline-drive self-locking nuts for aerospace (English Version)
- Standard No.
- GB/T 42179-2022
- Language
- Chinese, Available in English version
- Release Date
- 2022
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 42179-2022
- Scope
- This document specifies the structure, size and technical requirements of MJ thread twelve-point spline self-locking nuts (hereinafter referred to as "self-locking nuts") for aerospace. This document applies to the design, manufacture and testing of GH2132A self-locking nuts with a strength class of 1100 MPa and a maximum service temperature of 650 °C and GH4738 self-locking nuts with a strength class of 1210 MPa and a maximum service temperature of 730 °C.
GB/T 42179-2022 Referenced Document
- HB/Z 5074 Silver plating process
- ISO 5855-2 Aerospace - MJ threads - Part 2: Limit dimensions for bolts and nuts
- ISO 7403 Aerospace - Spline drives - Wrenching configuration - Metric series
GB/T 42179-2022 history
- 2022 GB/T 42179-2022 MJ thread spline-drive self-locking nuts for aerospace
