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| Customization: | Available |
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| Type: | Flat Gasket |
| Material: | Stainless Steel |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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| Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
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| Stainless Steel Plain Flat Washer | |
| Material: | Carbon Steel, Stainless Steel, Brass etc. |
| Standards: | GB, DIN, ISO, ASME/ANSI, BS, BSW, JIS, ETC |
| Size: | M2.7-M39 or non-standard asa request & design |
| Finish: | Plain, Black, Zinc, Yellow Zinc, HDG, Geomet, Dacromet, etc. |
| Grade: | A2-70, A4-70, A4-80, 4.8, 8.8, 10.9, 12.9 |
| Nominal Diameter | 2.7 | 3.2 | 3.7 | 4.3 | 5.3 | 6.4 | 7.4 | 8.4 | 10.5 | |
| For thread diameter | 2.5 | 3 | 3.5 | 4 | 5 | 6 | 7 | 8 | 10 | |
| d | min=nominal size | 2.7 | 3.2 | 3.7 | 4.3 | 5.3 | 6.4 | 7.4 | 8.4 | 10.5 |
| max | 2.84 | 3.38 | 3.88 | 4.48 | 5.48 | 6.62 | 7.62 | 8.62 | 10.77 | |
| dc | max=nominal size | 8 | 9 | 11 | 12 | 15 | 18 | 22 | 24 | 30 |
| min | 7.64 | 8.64 | 10.57 | 11.57 | 14.57 | 17.57 | 21.48 | 23.48 | 29.48 | |
| h | Nominal Size | 0.8 | 0.8 | 0.8 | 1 | 1.2 | 1.6 | 2 | 2 | 2.5 |
| max | 0.9 | 0.9 | 0.9 | 1.1 | 1.4 | 1.8 | 2.2 | 2.2 | 2.7 | |
| min | 0.7 | 0.7 | 0.7 | 0.9 | 1 | 1.4 | 1.8 | 1.8 | 2.3 | |
| per 1000 units ≈ kg | 0.28 | 0.349 | 0.529 | 0.774 | 1.46 | 2.79 | 5.29 | 6.23 | 12.2 | |
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| Q1: What types of metal washers do you supply? |
A1: We manufacture a wide range of washers, including:
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| Q2: Do you provide hardened washers for high-strength bolts? |
A2: Yes. For applications requiring high preload or structural fastening, we offer:
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| Q3: Do you provide samples before mass production? |
| A3: Yes, we offer free or low-cost samples for quality and dimension confirmation prior to order. |
| Q4: How do you control product quality? |
| A4: Every batch is tested for torque, hardness, thread precision, and salt spray corrosion resistance, following ISO 9001 quality system standards. |
| Q5: Do you offer OEM or customized production? |
| A5: Yes. We can produce screws according to samples, technical drawings, or specific drive/head combinations, and offer custom packaging and labeling. |
| Q6: What materials are available for your washers? |
A6: We offer washers in:
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| Q7: Can you produce sealing washers for waterproof or pressure applications? |
A7: Yes. We supply:
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