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NUTSERT HOLE SIZE / MATERIAL
Installation hole size for the A-T Series Insert is determined by the parent material's thickness and density. The thicker the material the larger the hole required to allow full 360° installation swaging. The application should be tested before hole size is specified

Thread Size

 .030-.090 Mat. Thickness .091-.124 Mat. Thickness .125-.186 Mat. Thickness .187-Over Mat. Thickness
Drill Size Decimal Drill Size Decimal Drill Size Decimal Drill Size Decimal
4-40 UNC 3/16 .1875 #10 .1935 #10 .1935 #9 .1960
6-32 UNC 7/32 .2188 #2 .2210 #1 .2280 #1 .2280
8-32 UNC 1/4 .2500 "F" .2570 17/64 .2656 17/64 .2656
10-24 UNC 9/32 .2812 "L" .2900 "L" .2900 19/64 .2969
10-32 UNF 9/32 .2812 "L" .2900 "L" .2900 19/64 .2969
1/4-20 UNC 3/8 .3750 3/8 .3750 "W" .3860 25/64 .3906
1/4-28 UNC 3/8 .3750 3/8 .3750 "W" .3860 25/64 .3906
5/16-18 UNC 1/2 .5000 1/2 .5000 33/64 .5156 33/64 .5156
5/16-24 UNC 1/2 .5000 1/2 .5000 33/64 .5156 33/64 .5156
3/8-16 UNC 9/16 .5625 9/16 .5625 37/64 .5781 37/64 .5781
1/2-13 UNC 3/4 .7500 49/64 .7656 25/32 .7810 51/64 .7970

Thread Size Thread Call Out HD ±.005 L ±.015 D Max. IL Max. LB ±.015 ILB Max. IATD** Max. Hole Depth Min. Part No. Price
4-40 UNC 440 .211 .370 .1875 .205 .660 .495 .395 .400 ATS2-440 $0.29
6-32 UNC 632 .240 .370 .2185 .205 .675 .505 .410 .400 ATS2-632 $0.27
8-32 UNC 832 .269 .370 .2495 .205 .675 .505 .410 .400 ATS2-832 $0.26
10-24 UNC 1024 .306 .370 .2805 .205 .685 .520 .385 .400 ATS2-1024 $0.38
10-32 UNF 1032 .306 .370 .2805 .205 .685 .520 .385 .400 ATS2-1032 $0.24
1/4-20 UNC 420 .400 .515 .3745 .275 1.005 .760 .615 .540 ATS2-420 $0.38
1/4-28 UNC 420 .400 .515 .3745 .275 1.005 .760 .615 .540 ATS2-428 $0.52
5/16-18 UNC 518 .528 .615 .4995 .325 1.065 .770 .630 .640 ATS2-518 $0.90
5/16-24 UNC 518 .528 .615 .4995 .325 1.065 .770 .630 .640 ATS2-524 $1.76
3/8-16 UNC 616 .588 .745 .5615 .390 1.450 1.095 .890 .770 ATS2-616 $0.84
1/2-13 UNC 813 .800 .935 .7485 .485 NA NA NA .960 ATS2-813 $4.20

**Dimensions in minimum grip condition. Additional UNF thread sizes available

 



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