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- HB 6-1990-79 航空仪表表壳自锁螺母(试行)
- HB 6-1990-79
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- HB 4-126-1983 外套螺母
- HB 4-126-1983
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- HB 4-1982-83 圆形外套螺母
- HB 4-1982-83
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- HB 4-49-2002 扩口式收紧螺母第1尺寸系列
- HB 4-49-2002
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- HB 4-49-1983 收紧螺母
- HB 4-49-1983
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- HB 4-49-1999 收紧螺母
- HB 4-49-1999
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- HB 4-48-2002 扩口式收紧螺母组合技术要求
- HB 4-48-2002
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- HB 4-48-1983 收紧螺母组合
- HB 4-48-1983
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- HB 4-48-1999 收紧螺母组合
- HB 4-48-1999
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- HB 4-47-2002 压紧螺母
- HB 4-47-2002