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- HB 1723-1987 小带肩螺母
- HB 1723-1987
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- HB 1620-1987 滚花螺母
- HB 1620-1987
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- HB 1619-1987 长方形螺母
- HB 1619-1987
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- HB 1618-1987 内六角螺母
- HB 1618-1987
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- HB 1617-1987 厚螺母
- HB 1617-1987
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- HB 1616-1987 带肩螺母
- HB 1616-1987
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- HB 1615-1987 六角螺母
- HB 1615-1987
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- HB 1621-1987 星形螺母
- HB 1621-1987
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- HB 1322-1987 滚花螺母
- HB 1322-1987
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- HB 1321-1987 厚螺母
- HB 1321-1987