Regular Square Nuts

Regular Square Nut image

Regular Square Nuts - ANSI/ASME B18.2.2

Nominal Size
or Basic Major
Thread Diameter
F G H
Width
Across Flats
Width
Across Corners
Thickness
Basic Max Min Max Min Basic Max Min
1/4 .2500 7/16 .438 .425 .619 .554 7/32 .235 .203
5/16 .3125 9/16 .562 .547 .795 .721 17/64 .283 .249
3/8 .3750 5/8 .625 .606 .884 .502 21/64 .346 .310
7/16 .4375 3/4 .750 .728 1.061 .970 3/8 .394 .356
1/2 .5000 13/16 .812 .788 1.149 1.052 7/16 .458 .418
5/8 .6250 1 1.000 .969 1.414 1.300 35/64 .569 .525
3/4 .7500 1-1/8 1.125 1.088 1.591 1.464 21/32 .680 .632
7/8 .8750 1-5/16 1.312 1.269 1.856 1.712 49/64 .792 .740
1 1.0000 1-1/2 1.500 1.450 2.121 1.961 7/8 .903 .847
1-1/4 1.2500 1-7/8 1.875 1.812 2.652 2.458 1-3/32 1.126 1.062
1-1/2 1.5000 2-1/4 2.250 2.175 3.182 2.956 1-5/16 1.348 1.276


Regular Square Nut Properties

Description A four-sided, internally threaded fastener with a flat bottom side and a chamfered, washer-crowned top.
Applications
& Advantages
Designed for use with Square Bolts.
Material Nuts are to be made from a carbon steel whick conforms to the following chemical copmosition requirements. - Carbon: .55% maximum, Phosphorus: .12 % maximum, Sulphur: .23 % maximum
Hardness Rockwell B68 - C32
Proof Load 90,000 psi
Plating See plating page for plating information.

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See also: Heavy Square nuts



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