Eine Auflistung internationaler Gewindenormen

Bis 1909 in den U.S.A. verwendet.
Der Flankenwinkel beträgt 60°.

Durchmesser
Inch
Durchmesser
außen
mm
Durchmesser
Kernloch
mm
Gänge je
Inch
Steigung
mm
1/4"6,354,15201,27
5/16"7,945,50181,41
3/8"9,526,78161,59
7/16"11,117,97141,81
1/2"12,709,04122,12
9/16"14,2910,63122,12
5/8"15,8711,87112,31
11/16"17,4613,46112,31
3/4"19,0514,65102,54
13/16"20,6416,24102,54
7/8"22,2217,3492,82
15/16"23,8118,9392,82
1"25,4019,9083,17
1 1/8"28,5722,2973,63
1 1/4"31,7525,4773,63
1 3/8"34,9227,5864,23
1 1/2"38,1030,7664,23
1 5/8"41,2732,4755,08
1 3/4"44,4535,6555,08
1 7/8"47,6237,844 1/25,64
2"50,8041,024 1/25,64
2 1/8"53,9744,194 1/25,64
2 1/4"57,1547,374 1/25,64
2 3/8"60,3250,544 1/25,64
2 1/2"63,5052,5045,64
2 5/8"66,6755,6745,64
2 3/4"69,8558,8545,64
2 7/8"73,0262,0445,64
3"76,2063,643 1/27,26
3 1/8"79,3766,813 1/27,26
3 1/4"82,5569,993 1/27,26
3 3/8"85,7272,183 1/27,82
3 1/2"88,9073,363 1/27,82
3 5/8"92,0778,533 1/27,82
3 3/4"95,2580,5938,47
3 7/8"98,4283,7638,47
4"101,6086,9438,47
Scharfes V Gewinde