d 1 l 1 l 2 d 2 l 3 l 4 nom Ø a E524 UNF TPI mm mm mm mm mm mm z mm 3/8 24 9.525 80 18 10.00 8.00 11 3 8.5 32 E5243/8NO6 7/16 20 11.112 85 19 8.00 6.30 9 3 9.9 - E5247/16NO1 7/16 20 11.112 85 19 8.00 6.30 9 3 9.9 - E5247/16NO2 7/16 20 11.112 85 19 8.00 6.30 9 3 9.9 - E5247/16NO3 7/16 20 11.112 85 19 8.00 6.30 9 3 9.9 - E5247/16NO6 1/2 20 12.700 89 22 9.00 7.10 10 3 11.5 - E5241/2NO1 1/2 20 12.700 89 22 9.00 7.10 10 3 11.5 - E5241/2NO2 1/2 20 12.700 89 22 9.00 7.10 10 3 11.5 - E5241/2NO3 1/2 20 12.700 89 22 9.00 7.10 10 3 11.5 - E5241/2NO6 9/16 18 14.288 95 24 11.20 9.00 12 4 12.9 - E5249/16NO1 9/16 18 14.288 95 24 11.20 9.00 12 4 12.9 - E5249/16NO2 9/16 18 14.288 95 24 11.20 9.00 12 4 12.9 - E5249/16NO3 9/16 18 14.288 95 24 11.20 9.00 12 4 12.9 - E5249/16NO6 5/8 18 15.875 102 24 12.50 10.00 13 4 14.5 - E5245/8NO1 5/8 18 15.875 102 24 12.50 10.00 13 4 14.5 - E5245/8NO2 5/8 18 15.875 102 24 12.50 10.00 13 4 14.5 - E5245/8NO3 5/8 18 15.875 102 24 12.50 10.00 13 4 14.5 - E5245/8NO6 3/4 16 19.050 112 29 14.00 11.20 14 4 17.5 - E5243/4NO1 3/4 16 19.050 112 29 14.00 11.20 14 4 17.5 - E5243/4NO2 3/4 16 19.050 112 29 14.00 11.20 14 4 17.5 - E5243/4NO3 3/4 16 19.050 112 29 14.00 11.20 14 4 17.5 - E5243/4NO6 7/8 14 22.225 118 29 16.00 12.50 16 4 20.4 - E5247/8NO1 7/8 14 22.225 118 29 16.00 12.50 16 4 20.4 - E5247/8NO2 7/8 14 22.225 118 29 16.00 12.50 16 4 20.4 - E5247/8NO3 7/8 14 22.225 118 29 16.00 12.50 16 4 20.4 - E5247/8NO6 1“ 12 25.400 130 35 18.00 14.00 18 4 23.25 - E5241NO1 1“ 12 25.400 130 35 18.00 14.00 18 4 23.25 - E5241NO2 1“ 12 25.400 130 35 18.00 14.00 18 4 23.25 - E5241NO3 1“ 12 25.400 130 35 18.00 14.00 18 4 23.25 - E5241NO6 1.1/8 12 28.575 138 35 20.00 16.00 20 4 26.5 - E5241.1/8NO1 1.1/8 12 28.575 138 35 20.00 16.00 20 4 26.5 - E5241.1/8NO2 1.1/8 12 28.575 138 35 20.00 16.00 20 4 26.5 - E5241.1/8NO3 1.1/4 12 31.750 151 41 22.40 18.00 22 4 29.5 - E5241.1/4NO1 1.1/4 12 31.750 151 41 22.40 18.00 22 4 29.5 - E5241.1/4NO2 1.1/4 12 31.750 151 41 22.40 18.00 22 4 29.5 - E5241.1/4NO3 1.3/8 12 34.925 162 47 25.00 20.00 24 4 32.75 - E5241.3/8NO1 1.3/8 12 34.925 162 47 25.00 20.00 24 4 32.75 - E5241.3/8NO2 1.3/8 12 34.925 162 47 25.00 20.00 24 4 32.75 - E5241.3/8NO3 1.1/2 12 38.100 170 47 28.00 22.40 26 4 36 - E5241.1/2NO1 1.1/2 12 38.100 170 47 28.00 22.40 26 4 36 - E5241.1/2NO2 1.1/2 12 38.100 170 47 28.00 22.40 26 4 36 - E5241.1/2NO3 293