Stainless Steel DIN968 Cross Recessed Pan Head Tapping Screws with Collar Supplier In China
Ningbo Teng Qi Fasteners Co., Ltd. is a reliable supplier and manufacturer of Stainless Steel DIN 968 Cross Recessed Pan Head Tapping Screws with Collar, providing high-quality fastening solutions for customers worldwide. With extensive experience in stainless steel fastener production, we specialize in manufacturing DIN 968 screws with precise dimensions, excellent corrosion resistance, and stable performance. Made from premium stainless steel materials such as A2 (304) and A4 (316), our tapping screws offer superior durability and are suitable for applications requiring long service life and reliable fastening.
Our Stainless Steel DIN 968 Pan Head Tapping Screws with Collar are produced under strict quality control to ensure consistent thread accuracy, surface finish, and mechanical performance. The collar design provides a larger bearing surface, improving fastening stability and reducing damage to the mounting surface. We supply standard and customized sizes for various industries, including automotive, electronics, electrical equipment, machinery, sheet metal fabrication, and appliance manufacturing, making us a trusted partner for customers seeking dependable stainless steel fastening solutions.
Specification:
Stainless Steel DIN 968 Cross Recessed Pan Head Tapping Screws with Collar are self-tapping fasteners designed with a pan head, cross recessed (Phillips) drive, and an integrated collar under the head. The collar provides a larger bearing surface, improving clamping stability and helping distribute the fastening load more evenly. These screws are manufactured according to DIN 968 specifications and are commonly available in various thread sizes and lengths to meet different assembly requirements.
| Product name | Stainless Steel DIN 968 Cross Recessed Pan Head Tapping Screws |
|---|---|
| Thread Diameter: | ST2.9-ST6.3 |
| Material: | SS304 SS316 |
| Surface Treatment | Bright Pickling/Plain/Nylon Patch |
| Packaging: | Boxes/cartons into wooden pallets |
Dimension Chart of DIN968 Cross Recessed Pan Head Tapping Screws with Collar:
DIN 968 Cross Recessed Pan Head Tapping Screws with Collar feature a pan head design, cross recess drive, and an integrated collar under the head. The dimension chart mainly covers important parameters such as thread size, pitch, head diameter, head height, collar diameter, and screw length, helping customers select the suitable size for different fastening applications. The collar increases the bearing surface under the head, providing improved load distribution and more stable fastening performance.
| Thread Size | ST2.9 | ST3.5 | ST4.2 | ST4.8 | (ST5.5) | ST6.3 | ||
| P | Pitch | 1.1 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | |
| a | max | 1.1 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | |
| dk | max=nominal size | 7.5 | 9 | 10 | 11.5 | 13 | 14.5 | |
| min | 6.92 | 8.42 | 9.42 | 10.8 | 12.3 | 13.8 | ||
| k | max=nominal size | 2.35 | 2.6 | 3.05 | 3.55 | 3.8 | 4.55 | |
| min | 2.1 | 2.35 | 2.75 | 3.25 | 3.5 | 4.25 | ||
| c | max | 0.8 | 0.9 | 1.1 | 1.35 | 1.6 | 1.8 | |
| min | 0.6 | 0.7 | 0.9 | 1.05 | 1.2 | 1.4 | ||
| r | min | 0.1 | 0.1 | 0.2 | 0.2 | 0.25 | 0.25 | |
| R | ≈ | 3.8 | 4.6 | 5.8 | 6.6 | 7.8 | 8.2 | |
| Socket No. | 1 | 2 | 2 | 2 | 3 | 3 | ||
| M1 | From H | Ref. | 3 | 4.2 | 4.6 | 5 | 6.5 | 7.1 |
| Penetration depth | From H | min | 1.35 | 1.4 | 1.8 | 2.26 | 2.49 | 3 |
| max | 1.8 | 2.03 | 2.46 | 2.87 | 3.15 | 3.66 | ||
| M2 | From Z | Ref. | 2.9 | 3.9 | 4.3 | 4.7 | 6.2 | 6.7 |
| Penetration depth | From Z | min | 1.58 | 1.47 | 1.88 | 2.28 | 2.51 | 3.02 |
| max | 1.83 | 1.93 | 2.34 | 2.74 | 2.97 | 3.48 | ||
| y | Ref. | Type C | 2.6 | 3.2 | 3.7 | 4.3 | 5 | 6 |
| Type F | 2.1 | 2.5 | 2.8 | 3.2 | 3.6 | 3.6 | ||
| Type R | / | 2.7 | 3.2 | 3.6 | 4.3 | 5 | ||
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Application of Stainless Steel DIN968 Cross Recessed Pan Head Tapping Screws with Collar:
Stainless Steel DIN 968 Cross Recessed Pan Head Tapping Screws with Collar are widely used in applications where secure fastening, corrosion resistance, and stable assembly performance are required. The integrated collar under the pan head provides a larger contact area, improving load distribution and helping prevent damage to the fastening surface.
| Application | Details |
|---|---|
| Automotive Industry | Used for fastening vehicle interior parts, brackets, panels, electrical components, and trim assemblies where vibration resistance and durability are important. |
| Electrical and Electronic Equipment | Suitable for securing electronic housings, control cabinets, circuit components, switches, and precision equipment requiring reliable fastening. |
| Appliance Manufacturing | Commonly used in household appliances such as air conditioners, refrigerators, washing machines, and kitchen equipment due to their corrosion resistance and clean appearance. |
| Sheet Metal Fabrication | Ideal for fastening thin metal sheets, enclosures, covers, and brackets. The collar design helps provide better support and prevents surface deformation. |
| Machinery and Industrial Equipment | Applied in equipment assembly, protective covers, machine components, and mechanical structures where strong and stable connections are needed. |
| Furniture and Hardware Assembly | Used for assembling metal fittings, hardware accessories, and components requiring an attractive finish and long service life. |
| Construction and Outdoor Equipment | Suitable for installations exposed to moisture or changing weather conditions, benefiting from the rust resistance of stainless steel materials. |
| Marine Applications | Stainless steel DIN 968 tapping screws are used in marine equipment and coastal environments where enhanced corrosion resistance is required. |