ASME B18.2.1 3/8-16 UNC×0.75 Hex Cap Screw8 combinations of material, property class and finish supplied in this size.
- Standard
- ASME B18.2.1 · 2012
- Thread
- 3/8-16 UNC
- Length under head
- 3/4 in
- Drive
- 0.562 in spanner · e 0.628 in
- Head height
- 0.243 in
- Clearance / tap drill
- 5/16 (0.3125 in)
- Weight
- 17.78 kg per 1 000 pieces · Theoretical, from nominal geometry — confirm before ordering56.3 pieces per kg
Order 3/8-16 UNC×0.75
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 3/8-16 UNC×0.75
| Dimension | Value |
|---|---|
| s | 0.562 in |
| e | 0.628 in |
| k | 0.243 in |
| Weight | 17.78 kg / 1000 pcs |
| Pieces per kg | 56.3 |
Plating adds thickness — state the finish on the order.
Holes for this thread
ISO 273 · ISO 2306| Hole | Diameter |
|---|---|
| Tap drill | 5/16 (0.3125 in) |
Other lengths in 3/8-16 UNC
All sizes →| Size | kg per 1 000 pieces | |
|---|---|---|
| 3/8-16 UNC×0.75 | 17.78 | this page |
| 3/8-16 UNC×0.875 | 19.43 | open |
| 3/8-16 UNC×1 | 21.08 | open |
| 3/8-16 UNC×1.125 | 22.73 | open |
| 3/8-16 UNC×1.25 | 24.38 | open |
3/8-16 UNC x 0.8753/8-16 UNC x 13/8-16 UNC x 1.1253/8-16 UNC x 1.253/8-16 UNC x 1.3753/8-16 UNC x 1.53/8-16 UNC x 1.753/8-16 UNC x 23/8-16 UNC x 2.253/8-16 UNC x 2.53/8-16 UNC x 2.753/8-16 UNC x 33/8-16 UNC x 3.253/8-16 UNC x 3.53/8-16 UNC x 3.753/8-16 UNC x 43/8-16 UNC x 4.53/8-16 UNC x 5
Nearby sizes5/16-18 UNC x 4
StandardsASME B18.2.1All sizes