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Nuts, Self-Locking, Steel High Strength, All Metal 450 °F Use, UN and UNJ Thread Form
- Aerospace Standard
- AS7252A
- Reaffirmed
Downloadable datasets available
Annotation ability available
Sector:
Issuing Committee:
Language:
English
Scope
This specification covers all metal, self-locking wrenching nuts, plate nuts, shank nuts, and gang channel nuts made of a carbon or low alloy steel.
Rationale
Add cadmium notice and introduction of sampling data including the updating of paragraphs 4.2 and 4.3 and the addition of Tables 8 through 12, addition of new paragraph 3.2 headed design, new paragraph 3.12 discontinuities and general updating.
Recommended Content
| Aerospace Standard | Flaring (Swaging) and Removal of Shank Nuts |
| Aerospace Standard | NUT, PLAIN, HEXAGON - DRILLED, CADMIUM PLATED - UNS G878400, 125 KSI MIN |
| Aerospace Standard | STUD, SHOULDERED, HEXAGON WRENCHING, STEEL UNS G87400, CADMIUM PLATED, 125 KSI MIN, .1900-32 UNF-3A X .1900-32 UNF-3A |
Data Sets - Support Documents
| Title | Description | Download |
|---|---|---|
| Unnamed Dataset 1 | ||
| Unnamed Dataset 2 | ||
| Unnamed Dataset 3 | ||
| Unnamed Dataset 4 | ||
| Table 1 | Axial tensile load | |
| Table 2 | Wrench torque | |
| Table 3 | Locking feature torques | |
| Unnamed Dataset 8 | ||
| Unnamed Dataset 9 | ||
| Table 4 | Assembly torque for vibration test | |
| Unnamed Dataset 11 | ||
| Table 5 | Push-out load and rivet hole size and location | |
| Table 6 | Torque-out load | |
| Table 7 | Suggested test bolts and fixture lengths | |
| Table 8 | Summary of qualification tests | |
| Table 9 | Summary of acceptance tests | |
| Table 10 | Classification of visual and dimensional characteristics | |
| Table 11 | Sampling data | |
| Table 12 | Sampling data |
Issuing Committee
E-25 General Standards for Aerospace and Propulsion Systems
The SAE E-25 General Standards for Aerospace & Propulsion Systems committee addresses aerospace propulsion systems and components. These systems and components include bolts, screws, nuts, washers, studs, rivets, pins, covers, O-rings, brackets, plugs and associated procurement requirements, as well as solid film lubricants and design specifications for screw threads and fastener assembly requirements.
Reference
| Number | Title |
|---|---|
| AMS2400 | PLATING, CADMIUM |
| AMS5024 | STEEL-FREE CUTTING Manganese |
| AMS6322 | STEEL .5 Ni .5 Cr .25 Mo (.38 - .43 C) |
| AMS6370 | STEEL Chromium Molybdenum |
| ANSI/ASME/B 46.1 | This document is not part of the subscrption. |
| AS1310 | FASTENER TORQUE FOR THREADED APPLICATIONS, DEFINITIONS OF |
| AS7452 | BOLTS AND SCREWS, STEEL, LOW ALLOY Heat Treated, Roll Threaded |
| AS954 | DESIGN DATA AND STANDARDIZATION of THIN WALL 12-POINT SOCKETS AND BOX WRENCHES for AEROSPACE ENGINE USE |
| GGG-W-636 | This document is not part of the subscrption. |
| MIL-L-7808 | This document is not part of the subscrption. |
| MIL-S-7742 | This document is not part of the subscrption. |
| MIL-S-8879 | This document is not part of the subscrption. |
| MIL-STD-1312 | This document is not part of the subscrption. |
| MIL-STD-2073-1 | This document is not part of the subscrption. |
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