PEMPEM Fastener Catalogue
CL™ Self-Clinching Nuts

CLA™ Nuts

PDF page 29 · PEM Fastener Catalogue

Unified — (see drawing at top of page 28) all dimensions are in inches.

Thread SizeType (Fastener Material)Thread CodeShank CodeA (Shank) Max.Min. Sheet Thickness(1)Hole Size In Sheet ±.003 −.000C Max.E ±.010T ±.010Min. Dist. Hole ℄ To Edge
Aluminum
.086-56 (#2-56)CLA2561.038.040.166.165.250.070.19
2.054.056
.112-40 (#4-40)CLA4401.038.040.1875.187.250.090.22
2.054.056
.138-32 (#6-32)CLA6321.038.040.213.212.280.090.27
2.054.056
.164-32 (#8-32)CLA8321.038.040.234.233.310.130.28
2.054.056
.190-24 (#10-24)CLA0241.038.040.296.295.370.160.31
2.054.056
.190-32 (#10-32)CLA0321.038.040.296.295.370.160.31
2.054.056
.250-20 (1/4-20)CLA04201.054.056.344.343.440.170.34
2.087.091
3.120.125

Metric — (see drawing at top of page 30) all dimensions are in millimeters.

Thread Size x PitchType (Fastener Material)Thread CodeShank CodeA (Shank) Max.Min. Sheet Thickness(1)Hole Size In Sheet +0.08C Max.E ±0.25T ±0.25Min. Dist. Hole ℄ To Edge
Aluminum
M2 x 0.4CLAM210.9814.224.26.351.54.8
21.381.4
M3 x 0.5CLAM310.9814.754.736.3525.6
21.381.4
M3.5 x 0.6CLAM3.510.9815.415.387.1126.9
21.381.4
M4 x 0.7CLAM410.9815.945.927.837.1
21.381.4
M5 x 0.8CLAM510.9817.527.499.43.87.9
21.381.4
M6 x 1CLAM611.381.48.758.7311.184.088.6
22.212.3

(1) For maximum performance, we recommend that you use the maximum shank length for your sheet thickness.

(2) This shank code not available for SP nuts.

(3) This thread size S nut, with a -2 shank code, can be installed successfully without the need to pre punch a mounting hole in a separate operation. See page 39 for more information.