PEM自扣紧紧固件——螺母系列：
PEM 自扣紧浮动螺母（AC,AS,LAC,LAS）
安装示意图
PEM自扣紧浮动螺母，可为0.8mm厚度以上的薄板提供坚固的螺纹，并能很好的配合打孔时的误差。安装方便简单快速，强有力的锁紧性能使其具有很高的抗拉出力和抗扭转力。
从中心任意方向最小浮动为.015"-0.4mm, 全部为.030"-0.8mm
公制计量：mm
螺纹×螺距 |
型号 |
螺纹尺寸 |
连锁尺寸 |
A |
最小板厚 |
安装孔尺寸+0.08 |
C |
D |
T1 |
T2 Max |
板孔最小边距 |
|||
非自锁螺纹 |
自锁螺纹 |
|||||||||||||
钢 |
不锈钢 |
钢 |
不锈钢 |
|||||||||||
M3×0.5 |
AS |
AC |
LAS |
LAC |
M3 |
1 |
0.97 |
1 |
7.37 |
7.35 |
7.37 |
3.31 |
4.83 |
7.62 |
2 |
1.38 |
1.4 |
||||||||||||
M4×0.7 |
AS |
AC |
LAS |
LAC |
M4 |
1 |
0.97 |
1 |
9.35 |
9.33 |
9.28 |
3.31 |
5.34 |
8.64 |
2 |
1.38 |
1.4 |
||||||||||||
M5×0.8 |
AS |
AC |
LAS |
LAC |
M5 |
1 |
0.97 |
1 |
10.31 |
10.29 |
10.29 |
4.32 |
6.86 |
9.14 |
2 |
1.38 |
1.4 |
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M6×1 |
AS |
AC |
LA |
LAC |
M6 |
2 |
1.38 |
1.4 |
13.08 |
13.06 |
12.96 |
5.34 |
7.88 |
10.67 |
英制计量：英寸
螺纹尺寸 |
型号 |
螺纹尺寸 |
连锁尺寸 |
A Max |
最小板厚 |
安装孔尺寸+.003 |
C Max. |
D Max |
T1 Max |
T2 Max |
板孔最小边距 |
|||
非自锁螺纹 |
自锁螺纹 |
|||||||||||||
钢 |
不锈钢 |
钢 |
不锈钢 |
|||||||||||
.112-40(#4-40) |
AS |
AC |
LAS | LAC | 440 |
1 |
.038 |
.040 |
.290 |
.289 |
.290 |
.13 |
.19 |
.30 |
2 |
.054 |
.056 |
||||||||||||
.138-32(#6-32) |
AS | AC | LAS | LAC | 632 |
1 |
.038 |
.040 |
.328 |
.327 |
.335 |
.13 |
.20 |
.32 |
2 |
.054 |
.056 |
||||||||||||
.164-32(#8-32) |
AS | AC | LAS | LAC |
832 |
1 |
.038 |
.040 |
.368 |
.367 |
.365 |
.13 |
.21 |
.34 |
2 |
.054 |
.056 |
||||||||||||
.190-24(#10-24) |
AS | AC | LAS | LAC | 024NS |
1 |
.038 |
.040 |
.406 |
.405 |
.405 |
.17 |
.27 |
.36 |
2 |
.054 |
.056 |
||||||||||||
.190-32(#10-32) |
AS | AC |
LAS |
LAC |
032 |
1NS |
.038 |
.040 |
.406 |
.405 |
.405 |
.17 |
.27 |
.36 |
2 |
.054 |
.056 |
||||||||||||
.250-20(1/4-20) |
AS |
AC |
LAS |
LAC |
0420 |
2 |
.054 |
.056 |
.515 |
.514 |
.510 |
.21 |
.31 |
.42 |
.250-28(1/4-28) |
AS |
AC |
LAS |
LAC |
0428NS |
2 |
.054 |
.056 |
.515 |
.514 |
.510 |
.21 |
.31 |
.42 |
