Product Description
| Product name |
Flat washers |
| Standard |
BS 3410 |
| Diameters |
1/4"-1" |
| Material |
Carbon steel |
| Packing |
bulk/small boxes in cartons
poly bags/buckets |
| Pallet |
Wood pallet, Plywood pallet, Ton box, etc. |
| Finish |
Black oxide coating, phosphating, zinc plated, hot-dip galvanizing, Dacromet, etc |
| Free Samples for standard fastener from Jiaxing City Qunbang Hardware |
| BS 3410-1961 |
| unit: inch |
| d |
dc |
h |
| Specification |
max |
min |
max |
min |
| 1/4 |
0.270 |
0.265 |
0.750 |
0.745 |
0.064 |
| 5/16 |
0.333 |
0.328 |
0.875 |
0.870 |
0.072 |
| 3/8 |
0.395 |
0.390 |
1.000 |
0.995 |
0.080 |
| 7/16 |
0.458 |
0.453 |
1.125 |
1.115 |
0.092 |
| 1/2 |
0.520 |
0.515 |
1.250 |
1.240 |
0.104 |
| 9/16 |
0.593 |
0.588 |
1.375 |
1.365 |
0.116 |
| 5/8 |
0.656 |
0.651 |
1.625 |
1.615 |
0.128 |
| 3/4 |
0.781 |
0.776 |
1.875 |
1.865 |
0.144 |
| 7/8 |
0.906 |
0.901 |
2.125 |
2.115 |
0.160 |
| 1 |
1.031 |
1.026 |
2.375 |
2.355 |
0.192 |
FAQ
Q:Are you a factory or trading company?
A: We are factories, mainly producing fasteners, such as nuts, bolts, screw and rod, and meanwhile, we also manage other hardware products.
Q: Where is your factory located? How can I visit there?
A: Our factory is located in Jiaxing City, Zhejiang Province with a good location and convenient transportation, which is next to Shanghai Port, Ningbo Port and Zhapu Port.
Q: How does you factory do regarding quality control?
A: "Quality is priority" we supervise each production link and we always attach great importance to quality controlling from the beginning to the end.
Our Promise:
1. High quality
2. Competitive price
3. The shortest delivery
4. The fastest response
5. Best service
If you are not sure about what exactly you need - feel free to contact us anytime and get professional assistance from us.
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