Suzhou Runtai Precision Hardware Co,.Ltd.
We are professional manufacture factory of screws, bolts, rivets, nuts,bushing and non-standard fastener from China.
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White Zinc Plated Steel Socket Head Cap SEMS Screws 3 IN 1 Socket Head Cap Assemblies Screws
Products Descriptions
The flat washer distributes holding pressure and protects delicate surfaces from damage while the split lock washer adds tension to prevent loosening from small amounts of vibration. Also known as Sems screws, the washers rotate freely but are permanently attached. They're made from 18-8 stainless steel and have good corrsion resistance in dry enviorments. Length is measured from under the head.
Products Specification
| Thread Size | M4 |
| Thread Pitch | 0.7 mm |
| Length | 10 mm |
| Threading | Fully Threaded |
| Head Diameter | 8.00 mm |
| Head Height | 3.10 mm |
| Washer | |
| OD | 8.58 mm. |
| Thickness | 0.51 mm |
| Drive Style | Socket Drive |
| Drive Size | No. 2 |
| Finish | Plain |
| Hardness | Rockwell B73 |
| Tensile Strength | 60,000 psi |
| Thread Type | Metric |
| Thread Spacing | Coarse |
| Thread Fit | Class 6g |
| Thread Direction | Right Hand |
| Head Type | Hex |
| Rounded Head Style | Pan |
| Rounded Head Profile | Standard |
| Screw Features | With Washer |
| Locking Type | Split Lock Washer Flat Washer |
| Washer Type | |
| Washer Material | Zinc Plated Steel |
| System of Measurement | Metric |
| Specifications Met | DIN912 |
| RoHS | Compliant |
Note: Material, Size, Surfacetreatment for Choose. OEM and ODM Products is Welcomed
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