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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.
| 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.
| 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 |