| Thread Size | Type | Thread Coad | Length Code “ L ” ±0.15 Length Code in 16nds of an inch | Min. sheet Thickness | Hole Size In Sheet +.003 -.000 | MaxHole In Attach Parts | H ±0.15 | S Max | Min.Dist Hole C/L To Edge | |||||||||||
Steel | Stainless Steel | Aluminum | .250 | .312 | .375 | .500 | .625 | .750 | .875 | 1.00 | 1.25 | 1.50 | |||||||||
UN-F-ED(英制) | .086-56 (#2-56) | KFH | KFHS | KFHA | 256 | 4 | 5 | 6 | 8 | 10 | 12 | NA | NA | NA | NA | .040 | .085 | .105 | .144 | .075 | .187 |
.112-40 (#4-40) | KFH | KFHS | KFHA | 440 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | NA | NA | .040 | .111 | .135 | .176 | .085 | .219 | |
.138-32 (#6-32) | KFH | KFHS | KFHA | 632 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 20 | 24 | .040 | .137 | .160 | .206 | .090 | .250 | |
.164-32 (#8-32) | KFH | KFHS | KFHA | 832 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 20 | 24 | .040 | .163 | .185 | .237 | .090 | .281 | |
.190-24 (#10-24) | KFH | KFHS | KFHA | 024 | NA | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 20 | 24 | .040 | .189 | .210 | .256 | .100 | .281 | |
.190-32 (#10-32) | KFH | KFHS | KFHA | 032 | NA | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 20 | 24 | .040 | .189 | .210 | .256 | .100 | .281 | |
.250-20 (1/4-20) | KFH | KFHS | KFHA | 0420 | NA | NA | 6 | 8 | 10 | 12 | 14 | 16 | 20 | 24 | .062 | .249 | .270 | .337 | .135 | .312 | |
.313-18 (5/16-18) | KFH | KFHS | KFHA | 0518 | NA | NA | NA | 8 | 10 | 12 | 14 | 16 | 20 | 24 | .093 | .311 | .333 | .376 | .160 | .375 |
Thread Size x Pitch | Type | Thread Coad | Length Code “ L " ±0.4 Length Code in In millimeters | Min. Sheet Thickness | Hole Size In Sheet +.008 | MaxHole In Attach Parts | H ±0.4 | s Max |
Min.Diat Hole C/L To Edge | ||||||||||||
Steel | Stainless Steel | Aluminum | |||||||||||||||||||
METR-C(公制)
| M2.5 *0.45 | KFH | KFHS | KFHA | M2.5 | 6 | 8 | 10 | 12 | 15 | 18 | NA | NA | NA | NA | 1 | 2.5 | 3.1 | 4.1 | 1.95 | 5.4 |
M3 *0.5 | KFH | KFHS | KFHA | M3 | 6 | 8 | 10 | 12 | 15 | 18 | 20 | 25 | NA | NA | 1 | 3 | 3.6 | 4.6 | 2.1 | 5.6 | |
M3.5 *0.6 | KFH | KFHS | KFHA | M3.5 | 6 | 8 | 10 | 12 | 15 | 18 | 20 | 25 | 30 | NA | 1 | 3.5 | 4.1 | 5.3 | 2.25 | 6.4 | |
N4 *0.7 | KFH | KFHS | KFHA | M4 | 6 | 8 | 10 | 12 | 15 | 18 | 20 | 25 | 30 | 35 | 1 | 4 | 4.6 | 5.9 | 2.4 | 7.2 | |
M5 *0.8 | KFH | KFHS | KFHA | M5 | NA | 8 | 10 | 12 | 15 | 18 | 20 | 25 | 30 | 35 | 1 | 5 | 5.6 | 6.5 | 2.7 | 7.2 | |
M6 *1 | KFH | KFHS | KFHA | M6 | NA | NA | 10 | 12 | 15 | 18 | 20 | 25 | 30 | 35 | 1.6 | 6 | 6.6 | 8.2 | 3 | 7.9 | |
M8 *1.25 | KFH | KFHS | KFHA | M8 | NA | NA | NA | 12 | 15 | 18 | 20 | 25 | 30 | 35 | 2.4 | 8 | 8.6 | 9.6 | 3.7 | 9.6 |
Thread Size | Type | Thread Coad | Lenath Code “L” 土0.15 Length Code in I6nas of an inch | Min. sheet Thickness | Hole Size In Sheet +.005-.000 | MaxHole In Attach Parts | H ±0.1 | S Max. | T Max. | Min.Dist Hole C/L To Edge | |||||||||
Steel | Stainless Steel | Pgosphor Bronze | .500 | .750 | 1.00 | 1.25 | 1.50 | 1.75 | 2.00 | ||||||||||
UN-F-ED(英制) | .190-32 (#10-32) | KHFH | KHFHS | KHFHB | 032 | 8 | 12 | 16 | 20 | 24 | 28 | 32 | .050 | .190 | .250 | .300 | .105 | .040 | .415 |
.250-20 (1/4-20) | KHFH | KHFHS | KHFHB | 0420 | 8 | 12 | 16 | 20 | 24 | 28 | 32 | .060 | .250 | .312 | .380 | .125 | .050 | .460 | |
.313-18 (5/1218) | KHFH | KHFHS | KHFHB | 0518 | 8 | 12 | 16 | 20 | 24 | 28 | 32 | .075 | .312 | .375 | .480 | .140 | .070 | .500 | |
.375-16 (3/8-16) | KHFH | KHFHS | KHFHB | 0616 | NA | 12 | 16 | 20 | 24 | 28 | 32 | .090 | .375 | .437 | .580 | .155 | .085 | .530 |
Thread Sizd x Pitch | Type | Thread Coad
| Length Code “L” 土0.15 Length Code in 16nds of an inch | Min. sheet Thickness | Hole Size In Sheet +.013 | MaxHole In Attach Parts | H ±0.25 | S Max. | T Max. | Min.Dist Hole C/L To Edge | |||||||||
Steel | Stainless Steel | Pgosphor Bronze | |||||||||||||||||
METR-C(公制) | M5*0.8 | KHFH | KHFHS | KHFHB | M5 | 15 | 20 | 25 | 30 | 35 | 40 | 50 | 1.3 | 5 | 6.5 | 7.8 | 2.7 | 1.14 | 10.7 |
M6*1 | KHFH | KHFHS | KHFHB | M6 | 15 | 20 | 25 | 30 | 35 | 40 | 50 | 1.5 | 6 | 7.5 | 9.4 | 2.8 | 1.27 | 11.5 | |
M8M.25 | KHFH | KHFHS | KHFHB | M8 | 15 | 20 | 25 | 30 | 35 | 40 | 50 | 2 | 8 | 9.5 | 12.5 | 3.5 | 1.78 | 12.7 | |
M10*1.5 | KHFH | KHFHS | KHFHB | M10 | 15 | 20 | 25 | 30 | 35 | 40 | 50 | 2.3 | 10 | 11.5 | 15.7 | 4.1 | 2.29 | 13.7 |