◎ Type EF recommended for use in steel or aluminum sheet HRB 65~70 or less.
◎ The standard finish of EF is passivate.
The SanKong Electronic Hardware Collection of Self Clinching Flush Nuts are Standard dimensioned parts, custom modified are available, to used on Aerospace, Automotive , Computers, Construction Equipment, Off-Highway Vehicles, Farm Equipment, Electronic Enclosures, Exhibits/Signs, Food Equipment, Furniture, HVAC, Industrial Enclosures, Lawn/Garden Equipment, Medical, Networking, Railway, Telecommunications.
How to order Standard self-clinching flush nuts
| Type | Part No. | Thread Size |
A Max. |
Sheet Thickness |
Hole Size in Sheet +.003 -.000 |
C Max. |
H Nominal |
Min. distance centre line hole to sheet edge |
| Material | ||||||||
| Stainless Steel |
||||||||
| EF | 256-1 | 2-56 | .060 | .060-090 | .172 | .171 | .188 | .23 |
| 256-2 | .090 | .091-UP | ||||||
| EF | 440-1 | 4-40 | .060 | .060-090 | .172 | .171 | .188 | .23 |
| 440-2 | .090 | .091-UP | ||||||
| EF | 632-1 | 6-32 | .060 | .060-090 | .213 | .212 | .250 | .27 |
| 632-2 | .090 | .091-UP | ||||||
| EF | 832-1 | 8-32 | .060 | .060-090 | .290 | .289 | .312 | .28 |
| 832-2 | .090 | .091-UP | ||||||
| EF | 032-1 | 8-32 | .060 | .060-090 | .312 | .311 | .343 | .31 |
| 032-2 | .090 | .091-UP | ||||||
| EF | 0420-3 | 1/4-20 | .120 | .128-155 | .344 | .343 | .375 | .34 |
| 0420-4 | .151 | .151-186 | ||||||
| 0420-5 | .182 | .187-UP |
| Type | Part No. | Thread Size |
A Max. |
Sheet Thickness |
Hole Size in Sheet +.008 -.000 |
C Max. |
H Nominal |
Min. distance centre line hole to sheet edge |
| Material | ||||||||
| Stainless Steel |
||||||||
| EF | M2-1 | M2x0.4 | 1.53 | 1.53-2.3 | 4.37 | 4.35 | 4.8 | 6 |
| M2-2 | 2.3 | 2.32-UP | ||||||
| EF | M2.5-1 | M2.5x0.45 | 1.53 | 1.53-2.3 | 4.37 | 4.35 | 4.8 | 6 |
| M2.5-2 | 2.3 | 2.32-UP | ||||||
| EF | M3-1 | M3x0.5 | 1.53 | 1.53-2.3 | 4.37 | 4.35 | 4.8 | 6 |
| M3-2 | 2.3 | 2.32-UP | ||||||
| EF | M4-1 | M4x0.7 | 1.53 | 1.53-2.3 | 7.37 | 7.35 | 7.9 | 7.2 |
| M4-2 | 2.3 | 2.32-UP | ||||||
| EF | M5-1 | M5x0.8 | 1.53 | 1.53-2.3 | 7.92 | 7.9 | 8.7 | 8 |
| M5-2 | 2.3 | 2.32-UP | ||||||
| EF | M6-3 | M6x1 | 3.05 | 3.18-3.94 | 8.74 | 8.72 | 9.5 | 8.8 |
| M6-4 | 3.84 | 3.96-4.72 | ||||||
| M6-5 | 4.63 | 4.75-UP |
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