ASME B18.2.1 3/4-10 UNC×4.5 Hex Cap Screw8 combinations of material, property class and finish supplied in this size.
- Standard
- ASME B18.2.1 · 2012
- Thread
- 3/4-10 UNC
- Length under head
- 4-1/2 in
- Drive
- 1.125 in spanner · e 1.254 in
- Head height
- 0.483 in
- Clearance / tap drill
- 21/32 (0.6562 in)
- Weight
- 300.49 kg per 1 000 pieces · Theoretical, from nominal geometry — confirm before ordering3.3 pieces per kg
Order 3/4-10 UNC×4.5
Set a quantity on as many rows as you need. Not listed? We make to your drawing — send it with the enquiry.
| Material | Class | Finish | Quantity | Net weight |
|---|---|---|---|---|
| Carbon Steel | Grade 5 | Zinc Plated | — | |
| Carbon Steel | Grade 5 | Blackened | — | |
| Carbon Steel | Grade 5 | Plain | — | |
| Carbon Steel | Grade 8 | Zinc Plated | — | |
| Carbon Steel | Grade 8 | Blackened | — | |
| Carbon Steel | Grade 8 | Plain | — | |
| Carbon Steel | Grade A | Hot Dip Galvanized | — | |
| Carbon Steel | Grade A | Plain | — |
Dimensions at 3/4-10 UNC×4.5
| Dimension | Value |
|---|---|
| s | 1.125 in |
| e | 1.254 in |
| k | 0.483 in |
| Weight | 300.49 kg / 1000 pcs |
| Pieces per kg | 3.3 |
Plating adds thickness — state the finish on the order.
Holes for this thread
ISO 273 · ISO 2306| Hole | Diameter |
|---|---|
| Tap drill | 21/32 (0.6562 in) |
Other lengths in 3/4-10 UNC
All sizes →| Size | kg per 1 000 pieces | |
|---|---|---|
| 3/4-10 UNC×3.75 | 260.85 | open |
| 3/4-10 UNC×4 | 274.06 | open |
| 3/4-10 UNC×4.5 | 300.49 | this page |
| 3/4-10 UNC×5 | 326.92 | open |
| 3/4-10 UNC×5.5 | 353.34 | open |
3/4-10 UNC x 1.3753/4-10 UNC x 1.53/4-10 UNC x 1.753/4-10 UNC x 23/4-10 UNC x 2.253/4-10 UNC x 2.53/4-10 UNC x 2.753/4-10 UNC x 33/4-10 UNC x 3.253/4-10 UNC x 3.53/4-10 UNC x 3.753/4-10 UNC x 43/4-10 UNC x 53/4-10 UNC x 5.5
StandardsASME B18.2.1All sizes