SizeClassCodeChamfer L (inch)ℓ (inch)ℓn (inch)Ds (inch)K (inch)ℓk (inch)No.�of flutesTYPE
�i�For�Unifie��id�Thread�i�sl
No.2-56UNCGH2Y876233P1.750.1570.4370.1410.110.18731
No.4-40UNCGH2Y876013P1.8750.2360.5620.1410.110.18731
No.4-40UNCGH4Y876123P1.8750.2360.5620.1410.110.18731
No.4-40UNCGH4Y870011.5P1.8750.2360.5620.1410.110.18731
No.6-32UNCGH3Y876053P20.2760.6870.1410.110.18731
No.6-32UNCGH3Y876061.5P20.2760.6870.1410.110.18731
No.6-32UNCGH4Y876083P20.2760.6870.1410.110.18731
No.6-32UNCGH5Y876353P20.2760.6870.1410.110.18731
No.8-32UNCGH3Y876073P2.1250.2760.750.1680.1310.2531
No.8-32UNCGH3Y870071.5P2.1250.2760.750.1680.1310.2531
No.8-32UNCGH4Y876293P2.1250.2760.750.1680.1310.2531
No.8-32UNCGH5Y876373P2.1250.2760.750.1680.1310.2531
No.8-32UNCGH6Y876603P2.1250.2760.750.1680.1310.2531
No.8-32UNCGH7Y876673P2.1250.2760.750.1680.1310.2531
No.10-24UNCGH3Y876093P2.3750.3540.8750.1940.1520.2531
No.10-24UNCGH3Y816081.5P2.3750.3540.8750.1940.1520.2531
No.10-32UNFGH3Y876103P2.3750.2760.8750.1940.1520.2531
No.10-32UNFGH3Y870101.5P2.3750.2760.8750.1940.1520.2531
No.10-32UNFGH4Y876303P2.3750.2760.8750.1940.1520.2531
No.10-32UNFGH5Y876403P2.3750.2760.8750.1940.1520.2531
No.10-32UNFGH6Y876613P2.3750.2760.8750.1940.1520.2531
No.10-32UNFGH7Y876703P2.3750.2760.8750.1940.1520.2531
1/4-20UNCGH3Y876133P2.50.43310.2550.1910.31232
1/4-20UNCGH3Y876281.5P2.50.43310.2550.1910.31232
1/4-28UNFGH3Y876143P2.50.35410.2550.1910.31232
1/4-28UNFGH3Y870141.5P2.50.35410.2550.1910.31232
1/4-28UNFGH4Y876313P2.50.35410.2550.1910.31232
1/4-28UNFGH5Y876443P2.50.35410.2550.1910.31232
1/4-28UNFGH6Y876623P2.50.35410.2550.1910.31232
1/4-28UNFGH7Y876743P2.50.35410.2550.1910.31232
5/16-18UNCGH3Y876153P2.7180.4721.1250.3180.2380.37533
5/16-18UNCGH3Y876951.5P2.7180.4721.1250.3180.2380.37533
5/16-24UNFGH3Y876163P2.7180.3941.1250.3180.2380.37533
5/16-24UNFGH3Y870161.5P2.7180.3941.1250.3180.2380.37533
5/16-24UNFGH4Y876323P2.7180.3941.1250.3180.2380.37533
5/16-24UNFGH5Y876463P2.7180.3941.1250.3180.2380.37533
5/16-24UNFGH6Y876633P2.7180.3941.1250.3180.2380.37533
5/16-24UNFGH7Y876763P2.7180.3941.1250.3180.2380.37533
3/8-16UNCGH3Y876173P2.9370.5511.250.3810.2860.43733
3/8-16UNCGH3Y876111.5P2.9370.5511.250.3810.2860.43733
3/8-24UNFGH3Y876183P2.9370.3941.250.3810.2860.43733
3/8-24UNFGH3Y870181.5P2.9370.3941.250.3810.2860.43733
3/8-24UNFGH4Y876333P2.9370.3941.250.3810.2860.43733
3/8-24UNFGH5Y876483P2.9370.3941.250.3810.2860.43733
3/8-24UNFGH6Y876643P2.9370.3941.250.3810.2860.43733
3/8-24UNFGH7Y876783P2.9370.3941.250.3810.2860.43733
7/16-14UNCGH3Y876193P3.1560.591-0.3230.2420.40634
7/16-14UNCGH3Y816291.5P3.1560.591-0.3230.2420.40634
7/16-20UNFGH3Y876203P3.1560.472-0.3230.2420.40634