Filter by
Military Specification
Specifications Met
System of Measurement
Material
Tip Type
Drive Style
Fastener Head Type
Finish
DFARS Specialty Metals
Hardness
Thread Fit
Export Control Classification Number (ECCN)
Thread Direction
About Set Screws
More
Mil. Spec. Alloy Steel Cup-Point Set Screws
Choose these set screws for their adherence to strict military standards for material and construction. Made from alloy steel, these set screws have a thin edge that digs into hard surfaces for a secure hold. A cadmium plating provides corrosion resistance in wet environments. Length listed is the overall length.
For technical drawings and 3-D models, click on a part number.
| Lg. | Drive Size | Hardness | Specifications Met | Each | |
Cadmium-Plated Alloy Steel | |||||
|---|---|---|---|---|---|
2-56  | |||||
| 1/8" | 0.035" | Rockwell C45 | MS51963-1 | 000000000 | 00000 |
| 3/16" | 0.035" | Rockwell C45 | MS51963-2 | 000000000 | 0000 |
| 1/4" | 0.035" | Rockwell C45 | MS51963-3 | 000000000 | 0000 |
4-40 | |||||
| 1/8" | 0.050" | Rockwell C45 | MS51963-9 | 000000000 | 0000 |
| 3/16" | 0.050" | Rockwell C45 | MS51963-10 | 000000000 | 0000 |
| 1/4" | 0.050" | Rockwell C45 | MS51963-11 | 000000000 | 0000 |
| 1/2" | 0.050" | Rockwell C45 | MS51963-15 | 000000000 | 0000 |
6-32 | |||||
| 1/8" | 1/16" | Rockwell C45 | MS51963-20 | 000000000 | 0000 |
| 3/16" | 1/16" | Rockwell C45 | MS51963-21 | 000000000 | 0000 |
| 1/4" | 1/16" | Rockwell C45 | MS51963-22 | 000000000 | 0000 |
| 3/8" | 1/16" | Rockwell C45 | MS51963-24 | 000000000 | 0000 |
8-32 | |||||
| 1/8" | 5/64" | Rockwell C45 | MS51963-33 | 000000000 | 0000 |
| 3/16" | 5/64" | Rockwell C45 | MS51963-34 | 000000000 | 0000 |
| 1/4" | 5/64" | Rockwell C45 | MS51963-35 | 000000000 | 0000 |
| 3/8" | 5/64" | Rockwell C45 | MS51963-37 | 000000000 | 0000 |
| 1/2" | 5/64" | Rockwell C45 | MS51963-39 | 000000000 | 0000 |
10-32 | |||||
| 3/16" | 3/32" | Rockwell C45 | MS51964-48 | 000000000 | 0000 |
| 1/4" | 3/32" | Rockwell C45 | MS51964-49 | 000000000 | 0000 |
| 3/8" | 3/32" | Rockwell C45 | MS51964-51 | 000000000 | 0000 |
| 1/2" | 3/32" | Rockwell C45 | MS51964-53 | 000000000 | 0000 |
1/4"-20 | |||||
| 1/4" | 1/8" | Rockwell C45 | MS51963-63 | 000000000 | 0000 |
| 3/8" | 1/8" | Rockwell C45 | MS51963-65 | 000000000 | 0000 |
| 1/2" | 1/8" | Rockwell C45 | MS51963-67 | 000000000 | 0000 |
1/4"-28 | |||||
| 1/4" | 1/8" | Rockwell C45 | MS51964-64 | 000000000 | 0000 |
| 5/16" | 1/8" | Rockwell C45 | MS51964-65 | 000000000 | 0000 |
| 3/8" | 1/8" | Rockwell C45 | MS51964-66 | 000000000 | 0000 |
| 1/2" | 1/8" | Rockwell C45 | MS51964-68 | 000000000 | 0000 |
Mil. Spec. 18-8 Stainless Steel Cup-Point Set Screws
Choose these set screws for their adherence to strict military standards for material and construction. Made from 18-8 stainless steel, they are chemical resistant and may be mildly magnetic. A thin edge digs into the contact surface for a secure hold. Length listed is the overall length.
For technical drawings and 3-D models, click on a part number.
| Lg. | Drive Size | Hardness | Specifications Met | Each | |
18-8 Stainless Steel | |||||
|---|---|---|---|---|---|
2-56 | |||||
| 1/8" | 0.035" | Not Rated | Fed. Spec. QQ-P-35, MS51021-1 | 000000000 | 00000 |
| 3/16" | 0.035" | Not Rated | Fed. Spec. QQ-P-35, MS51021-2 | 000000000 | 0000 |
| 1/4" | 0.035" | Not Rated | Fed. Spec. QQ-P-35, MS51021-3 | 000000000 | 0000 |
4-40 | |||||
| 1/8" | 0.050" | Not Rated | Fed. Spec. QQ-P-35, MS51021-9 | 000000000 | 0000 |
| 3/16" | 0.050" | Not Rated | Fed. Spec. QQ-P-35, MS51021-10 | 000000000 | 0000 |
| 1/4" | 0.050" | Not Rated | Fed. Spec. QQ-P-35, MS51021-11 | 000000000 | 0000 |
| 3/8" | 0.050" | Not Rated | Fed. Spec. QQ-P-35, MS51021-13 | 000000000 | 0000 |
| 1/2" | 0.050" | Not Rated | Fed. Spec. QQ-P-35, MS51021-15 | 000000000 | 0000 |
6-32 | |||||
| 1/8" | 1/16" | Not Rated | Fed. Spec. QQ-P-35, MS51021-21 | 000000000 | 0000 |
| 3/16" | 1/16" | Not Rated | Fed. Spec. QQ-P-35, MS51021-22 | 000000000 | 0000 |
| 1/4" | 1/16" | Not Rated | Fed. Spec. QQ-P-35, MS51021-23 | 000000000 | 0000 |
| 3/8" | 1/16" | Not Rated | Fed. Spec. QQ-P-35, MS51021-25 | 000000000 | 0000 |
8-32 | |||||
| 3/16" | 5/64" | Not Rated | Fed. Spec. QQ-P-35, MS51021-31 | 000000000 | 0000 |
| 1/4" | 5/64" | Not Rated | Fed. Spec. QQ-P-35, MS51021-32 | 000000000 | 0000 |
| 3/8" | 5/64" | Not Rated | Fed. Spec. QQ-P-35, MS51021-34 | 000000000 | 0000 |
| 1/2" | 5/64" | Not Rated | Fed. Spec. QQ-P-35, MS51021-36 | 000000000 | 0000 |
10-32 | |||||
| 3/16" | 3/32" | Not Rated | Fed. Spec. QQ-P-35, MS51023-48 | 000000000 | 0000 |
| 1/4" | 3/32" | Not Rated | Fed. Spec. QQ-P-35, MS51023-49 | 000000000 | 0000 |
| 3/8" | 3/32" | Not Rated | Fed. Spec. QQ-P-35, MS51023-51 | 000000000 | 0000 |
| 1/2" | 3/32" | Not Rated | Fed. Spec. QQ-P-35, MS51023-52 | 000000000 | 0000 |
1/4"-28 | |||||
| 3/16" | 1/8" | Not Rated | Fed. Spec. QQ-P-35, MS51023-60 | 000000000 | 0000 |
| 1/4" | 1/8" | Not Rated | Fed. Spec. QQ-P-35, MS51023-61 | 000000000 | 0000 |
| 5/16" | 1/8" | Not Rated | Fed. Spec. QQ-P-35, MS51023-62 | 000000000 | 0000 |
| 3/8" | 1/8" | Not Rated | Fed. Spec. QQ-P-35, MS51023-63 | 000000000 | 0000 |