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| NUTSERT HOLE SIZE / MATERIAL |
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(Click image for a larger view) | 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 |
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| 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. | | 4-40 UNC | 440 | .211 | .370 | .1875 | .205 | .660 | .495 | .395 | .400 | ATS2-440 | | 6-32 UNC | 632 | .240 | .370 | .2185 | .205 | .675 | .505 | .410 | .400 | ATS2-632 | | 8-32 UNC | 832 | .269 | .370 | .2495 | .205 | .675 | .505 | .410 | .400 | ATS2-832 | | 10-24 UNC | 1024 | .306 | .370 | .2805 | .205 | .685 | .520 | .385 | .400 | ATS2-1024 | | 10-32 UNF | 1032 | .306 | .370 | .2805 | .205 | .685 | .520 | .385 | .400 | ATS2-1032 | | 1/4-20 UNC | 420 | .400 | .515 | .3745 | .275 | 1.005 | .760 | .615 | .540 | ATS2-420 | | 1/4-28 UNC | 420 | .400 | .515 | .3745 | .275 | 1.005 | .760 | .615 | .540 | ATS2-428 | | 5/16-18 UNC | 518 | .528 | .615 | .4995 | .325 | 1.065 | .770 | .630 | .640 | ATS2-518 | | 5/16-24 UNC | 518 | .528 | .615 | .4995 | .325 | 1.065 | .770 | .630 | .640 | ATS2-524 | | 3/8-16 UNC | 616 | .588 | .745 | .5615 | .390 | 1.450 | 1.095 | .890 | .770 | ATS2-616 | | 1/2-13 UNC | 813 | .800 | .935 | .7485 | .485 | NA | NA | NA | .960 | ATS2-813 | |
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Hardware - Gauges
