| Specification |
|---|
| Manufacturer | Penn Engineering |
| Manufacturer's Part Number | SMTSOB-632-12ET |
| Description | SMTSOB-632-12ET ReelFast® microPEM® Surface Mount Nuts / Standoffs |
| Thread Size | #6-32 |
| Length | 0.375 in ±0.005 |
| Material Specification | Brass |
| Finish Specification | Electro-Plated Tin, ASTM B545, Class A with Clear Preservative Coating, Annealed |
| Min. Sheet Thickness | 0.060 in |
| For Use In Sheet Hardness | Not Applicable |
| Thread Specification | Internal, ASME B1.1, 2B |
| A | 0.060 in Max. |
| C | 0.208 in Max. |
| E | 0.281 in ±0.005 |
| Hole Size in Sheet | 0.213 in + .003 - .000 |
| øD - Min. Solder Pad | 0.306 in |
| Parts Per Reel | 300 |
| Reel Pitch | 16 mm |
| Reel Size | 330 mm |
| Tape Width | 24 mm |
| Reel Standard | Conform to EIA-481 |
| Special Note | SMTSOB fasteners with this length have a shank counterbore |
| Special Note 1 | The tin deposit on type SMTSOB meets the requirements of ASTM B545, Class A and although the copper and nickel barrier layers used under the tin do not strictly comply with ASTM B545 thickness requirements they have proven effective at preventing zinc migration and providing the specified solderable shelf life. |
