美制航空航天螺纹（UNJ)系列钢丝螺套规格、型式尺寸及安装参数表（3－1）
规格 公称直径 螺距         公称长度 钻孔深度 攻丝深度 底孔直径(mm)
d(mm)      p(mm)      xd L(mm)      L1(mm) L5(mm) 切削丝锥 挤压丝锥
min   min   min   max min   max
0.0860-56 UNJC 2.184 0.45 1d 2.2 4.23 3.77 2.27 2.32 2.53 2.58
2.184 0.45 1.5d 3.3 5.32 4.86 2.27 2.32 2.53 2.58
2.184 0.45 2d 4.4 6.41 5.96 2.27 2.32 2.53 2.58
2.184 0.45 2.5d 5.5 7.50 7.05 2.27 2.32 2.53 2.58
2.184 0.45 3d 6.6 8.59 8.14 2.27 2.32 2.53 2.58
2.184 0.45 3.5d 7.6 9.69 9.23 2.27 2.32 2.53 2.58
2.184 0.45 4d 8.7 10.78 10.33 2.27 2.32 2.53 2.58
 0.0860-64 UNJF 2.184 0.40 1d 2.2 3.97 3.57 2.26 2.30 2.49 2.53
2.184 0.40 1.5d 3.3 5.06 4.67 2.26 2.30 2.49 2.53
2.184 0.40 2d 4.4 6.15 5.76 2.26 2.30 2.49 2.53
2.184 0.40 2.5d 5.5 7.25 6.85 2.26 2.30 2.49 2.53
2.184 0.40 3d 6.6 8.34 7.94 2.26 2.30 2.49 2.53
2.184 0.40 3.5d 7.6 9.43 9.03 2.26 2.30 2.49 2.53
2.184 0.40 4d 8.7 10.52 10.13 2.26 2.30 2.49 2.53
0.0990-48 UNJC 2.515 0.53 1d 2.5 4.90 4.37 2.62 2.67 2.92 2.97
2.515 0.53 1.5d 3.8 6.15 5.62 2.62 2.67 2.92 2.97
2.515 0.53 2d 5.0 7.41 6.88 2.62 2.67 2.92 2.97
2.515 0.53 2.5d 6.3 8.67 8.14 2.62 2.67 2.92 2.97
2.515 0.53 3d 7.5 9.93 9.40 2.62 2.67 2.92 2.97
2.515 0.53 3.5d 8.8 11.18 10.65 2.62 2.67 2.92 2.97
2.515 0.53 4d 10.1 12.44 11.91 2.62 2.67 2.92 2.97
 0.0990-56 UNJF 2.515 0.45 1d 2.5 4.56 4.10 2.60 2.65 2.86 2.91
2.515 0.45 1.5d 3.8 5.81 5.36 2.60 2.65 2.86 2.91
2.515 0.45 2d 5.0 7.07 6.62 2.60 2.65 2.86 2.91
2.515 0.45 2.5d 6.3 8.33 7.87 2.60 2.65 2.86 2.91
2.515 0.45 3d 7.5 9.58 9.13 2.60 2.65 2.86 2.91
2.515 0.45 3.5d 8.8 10.84 10.39 2.60 2.65 2.86 2.91
2.515 0.45 4d 10.1 12.10 11.65 2.60 2.65 2.86 2.91
 0.1120-40 UNJC 2.845 0.64 1d 2.8 5.70 5.07 2.97 3.03 3.33 3.40
2.845 0.64 1.5d 4.3 7.12 6.49 2.97 3.03 3.33 3.40
2.845 0.64 2d 5.7 8.55 7.91 2.97 3.03 3.33 3.40
2.845 0.64 2.5d 7.1 9.97 9.33 2.97 3.03 3.33 3.40
2.845 0.64 3d 8.5 11.39 10.76 2.97 3.03 3.33 3.40
2.845 0.64 3.5d 10.0 12.81 12.18 2.97 3.03 3.33 3.40
2.845 0.64 4d 11.4 14.24 13.60 2.97 3.03 3.33 3.40
 0.1120-48 UNJF 2.845 0.53 1d 2.8 5.23 4.70 2.95 3.00 3.25 3.30
2.845 0.53 1.5d 4.3 6.65 6.12 2.95 3.00 3.25 3.30
2.845 0.53 2d 5.7 8.07 7.54 2.95 3.00 3.25 3.30
2.845 0.53 2.5d 7.1 9.49 8.96 2.95 3.00 3.25 3.30
2.845 0.53 3d 8.5 10.92 10.39 2.95 3.00 3.25 3.30
2.845 0.53 3.5d 10.0 12.34 11.81 2.95 3.00 3.25 3.30
2.845 0.53 4d 11.4 13.76 13.23 2.95 3.00 3.25 3.30
0.1250-40UNJC 3.175 0.64 1d 3.2 6.03 5.40 3.30 3.36 3.66 3.73
3.175 0.64 1.5d 4.8 7.62 6.99 3.30 3.36 3.66 3.73
3.175 0.64 2d 6.4 9.21 8.57 3.30 3.36 3.66 3.73
3.175 0.64 2.5d 7.9 10.80 10.16 3.30 3.36 3.66 3.73
3.175 0.64 3d 9.5 12.38 11.75 3.30 3.36 3.66 3.73
3.175 0.64 3.5d 11.1 13.97 13.34 3.30 3.36 3.66 3.73
3.175 0.64 4d 12.7 15.56 14.92 3.30 3.36 3.66 3.73
0.1250-44UNJF 3.175 0.58 1d 3.2 5.77 5.20 3.29 3.35 3.62 3.68
3.175 0.58 1.5d 4.8 7.36 6.78 3.29 3.35 3.62 3.68
3.175 0.58 2d 6.4 8.95 8.37 3.29 3.35 3.62 3.68
3.175 0.58 2.5d 7.9 10.54 9.96 3.29 3.35 3.62 3.68
3.175 0.58 3d 9.5 12.12 11.55 3.29 3.35 3.62 3.68
3.175 0.58 3.5d 11.1 13.71 13.13 3.29 3.35 3.62 3.68
3.175 0.58 4d 12.7 15.30 14.72 3.29 3.35 3.62 3.68
 0.1380-32UNJC 3.505 0.79 1d 3.5 7.08 6.28 3.66 3.74 4.12 4.19
3.505 0.79 1.5d 5.3 8.83 8.04 3.66 3.74 4.12 4.19
3.505 0.79 2d 7.0 10.58 9.79 3.66 3.74 4.12 4.19
3.505 0.79 2.5d 8.8 12.33 11.54 3.66 3.74 4.12 4.19
3.505 0.79 3d 10.5 14.09 13.29 3.66 3.74 4.12 4.19
3.505 0.79 3.5d 12.3 15.84 15.05 3.66 3.74 4.12 4.19
3.505 0.79 4d 14.0 17.59 16.80 3.66 3.74 4.12 4.19
 0.1380-40UNJF 3.505 0.64 1d 3.5 6.36 5.73 3.63 3.70 3.99 4.06
3.505 0.64 1.5d 5.3 8.12 7.48 3.63 3.70 3.99 4.06
3.505 0.64 2d 7.0 9.87 9.23 3.63 3.70 3.99 4.06
3.505 0.64 2.5d 8.8 11.62 10.99 3.63 3.70 3.99 4.06
3.505 0.64 3d 10.5 13.37 12.74 3.63 3.70 3.99 4.06
3.505 0.64 3.5d 12.3 15.13 14.49 3.63 3.70 3.99 4.06
3.505 0.64 4d 14.0 16.88 16.24 3.63 3.70 3.99 4.06
 0.1640-32UNJC 4.166 0.79 1d 4.2 7.74 6.94 4.32 4.40 4.78 4.86
4.166 0.79 1.5d 6.2 9.82 9.03 4.32 4.40 4.78 4.86
4.166 0.79 2d 8.3 11.90 11.11 4.32 4.40 4.78 4.86
4.166 0.79 2.5d 10.4 13.99 13.19 4.32 4.40 4.78 4.86
4.166 0.79 3d 12.5 16.07 15.27 4.32 4.40 4.78 4.86
4.166 0.79 3.5d 14.6 18.15 17.36 4.32 4.40 4.78 4.86
4.166 0.79 4d 16.7 20.23 19.44 4.32 4.40 4.78 4.86
 0.1640-36UNJF 4.166 0.71 1d 4.2 7.34 6.64 4.31 4.38 4.71 4.78
4.166 0.71 1.5d 6.2 9.42 8.72 4.31 4.38 4.71 4.78
4.166 0.71 2d 8.3 11.51 10.80 4.31 4.38 4.71 4.78
4.166 0.71 2.5d 10.4 13.59 12.88 4.31 4.38 4.71 4.78
4.166 0.71 3d 12.5 15.67 14.97 4.31 4.38 4.71 4.78
4.166 0.71 3.5d 14.6 17.75 17.05 4.31 4.38 4.71 4.78
4.166 0.71 4d 16.7 19.84 19.13 4.31 4.38 4.71 4.78
0.1900-24UNJC 4.826 1.06 1d 4.8 9.59 8.53 5.04 5.14 5.64 5.75
4.826 1.06 1.5d 7.2 12.00 10.94 5.04 5.14 5.64 5.75
4.826 1.06 2d 9.7 14.41 13.36 5.04 5.14 5.64 5.75
4.826 1.06 2.5d 12.1 16.83 15.77 5.04 5.14 5.64 5.75
4.826 1.06 3d 14.5 19.24 18.18 5.04 5.14 5.64 5.75
4.826 1.06 3.5d 16.9 21.65 20.60 5.04 5.14 5.64 5.75
4.826 1.06 4d 19.3 24.07 23.01 5.04 5.14 5.64 5.75
0.1900-32UNJF 4.826 0.79 1d 4.8 8.40 7.60 4.98 5.06 5.44 5.52
4.826 0.79 1.5d 7.2 10.81 10.02 4.98 5.06 5.44 5.52
4.826 0.79 2d 9.7 13.22 12.43 4.98 5.06 5.44 5.52
4.826 0.79 2.5d 12.1 15.64 14.84 4.98 5.06 5.44 5.52
4.826 0.79 3d 14.5 18.05 17.26 4.98 5.06 5.44 5.52
4.826 0.79 3.5d 16.9 20.46 19.67 4.98 5.06 5.44 5.52
4.826 0.79 4d 19.3 22.88 22.08 4.98 5.06 5.44 5.52
 0.2160-24UNJC  5.486 1.06 1d 5.5 10.25 9.19 5.70 5.80 6.30