WIRE, STEEL, HIGH CARBON, SQUARE, UNCOATED, FOR MECHANICAL SPRINGS (GENERAL PURPOSE) (SUPERSEDING MIL-W-21425A)
机械弹簧（通用）用方形无涂层高碳钢丝（代替MIL-W-21425A）

1997-06-16

WIRE, STEEL, HIGH CARBON, SQUARE, UNCOATED, FOR MECHANICAL SPRINGS (GENERAL PURPOSE) (SUPERSEDING MIL-W-21425A)
机械弹簧（通用）用无涂层高碳方形钢丝（代替MIL-W-21425A）

1975-05-30

Wire, Steel, Carbon, (High Carbon, Round, For Mechanical Springs, General Purpose)
线 钢 碳（高碳 圆 机械弹簧 通用）

2017-08-07

WIRE, STEEL, CARBON (HIGH CARBON, ROUND, FOR MECHANICAL SPRINGS, GENERAL PURPOSE) (SUPERSEDING QQ-W-428A) (S/S BY SAE-AMS-QQ-W-428)
碳素钢线材（通用机械弹簧用高碳圆形）（取代QQ-W-428A）（由SAE-AMS-QQ-W-428提供）

1971-10-01