Stainless Steel Flat Head Cap Screws (Box)

Caution
- This is a representative image. The packaging specifications may differ from the actual product.
Product Description
[Features]
• SUSXM7 stainless steel with a strength class equivalent to A2-50.
• Sizes range from M2 to M10 for matching the required thread size.
• A2-50 indicates a minimum tensile strength of 500 N/mm².
[Use]
• Use for fastening compatible components in machinery, fixtures, or equipment.
Hex Socket Flat Head Cap Screws, Stainless Steel (Box / Pack)
BOX-SFB (box) and PACK-SFB (pack) stainless steel flat head socket screws, selected by thread and length. M×P, minimum and maximum A, maximum E and nominal B are listed per thread size.
Material and surface treatment
| Type | Material | Strength class |
|---|---|---|
| BOX-SFB (sold by the box) | SUSXM7 | A2-50 equivalent |
| PACK-SFB (sold by the pack) |
Part numbers and dimensions
- Order by number of boxes or packs.
An order quantity of 1 delivers 1 box or 1 pack.
Ordering example
| Type |
|---|
| BOX-SFB5-10 |
| PACK-SFB2-6 |
Box purchase is more economical for in-house stock or high-volume use.
| Type | BOX-SFB | PACK-SFB | |
|---|---|---|---|
| Pcs per box | Pcs per pack | ||
| Type | M-L | ||
| BOX-SFB PACK-SFB | 2- 4 | 500 pcs/box | 100 pcs/ pack |
| 5 | |||
| 6 | |||
| 2.5-5 | - | ||
| 6 | |||
| 8 | |||
| 3- 5 | 2,000 pcs/box | ||
| 6 | 1,000 pcs/box | ||
| 8 | |||
| 10 | |||
| 12 | |||
| 15 | |||
| 20 | 500 pcs/box | ||
| 25 | |||
| 30 | |||
| 4- 6 | - | ||
| 8 | 1,000 pcs/box | ||
| 10 | |||
| 12 | |||
| 15 | |||
| 20 | - | ||
| 25 | |||
| 30 | |||
| 5- 8 | - | ||
| 10 | 500 pcs/box | ||
| 12 | |||
| 15 | |||
| 20 | |||
| 25 | - | ||
| 30 | |||
| 6-10 | 500 pcs/box | ||
| 12 | |||
| 15 | |||
| 20 | |||
| 25 | 300 pcs/box | ||
| 30 | - | ||
| 8-12 | 200 pcs/box | 50 pcs/ pack | |
| 15 | |||
| 20 | |||
| 25 | |||
| 30 | |||
| 10-15 | 100 pcs/box | 20 pcs/ pack | |
| 20 | 100 pcs/box | ||
| 25 | 100 pcs/box | ||
| 30 | |||
| M×P (coarse) | A | E (max.) | B (nominal) | |
|---|---|---|---|---|
| Min. | Max. | |||
| 2×0.4 | 3.7 | 4.0 | 1.2 | 1.3 |
| 2.5×0.45 | 4.7 | 5.0 | 1.5 | 1.5 |
| 3×0.5 | 5.54 | 6.72 | 1.86 | 2.0 |
| 4×0.7 | 7.53 | 8.96 | 2.48 | 2.5 |
| 5×0.8 | 9.43 | 11.2 | 3.1 | 3.0 |
| 6×1.0 | 11.34 | 13.44 | 3.72 | 4.0 |
| 8×1.25 | 15.24 | 17.92 | 4.96 | 5.0 |
| 10×1.5 | 19.22 | 22.4 | 6.2 | 6.0 |
Overview and technical notes
- *Strength class indicates the tensile strength of the screw.
(Example) A2-50 means the minimum tensile strength is 500 N/mm².
Steel grade A2 (austenitic stainless steel)