Bolts and Screws, Steel, Low Alloy Heat Treated, Roll Threaded
AS7452A
This procurement specification covers aircraft quality bolts and screws made from a low alloy steel of the type identified under the Unified Numbering System as UNS G87400, and of a series of room temperature tensile strengths ranging from 125 000 to 185 000 psi.
Revise paragraph 2.2 to add definitions, update paragraph 3.6 by adding "two to" three threads in agreement with NASM1312 test methodology. Revise sampling plans to show C=0 , and general updating for SAE formatting requirements.
