ISO 7332:1983 航空航天器结构米制紧固件.非固定型沉孔的双耳缩径系列自锁螺母.强度类别1100MPa.最高工作温度235℃
Metric fasteners for aerospace construction; Nuts, anchor, self-locking, floating, two-lug, reduced series, with counterbore; Strength classification 1 100 MPa; Maximum operating temperature 235 degrees C