Precision DIN Metal Flat Washers Standard With Zinc Blue Yellow Color
Metal Flat Washers USS With Zinc colour&Blue colour&Yellow colour
Product Description
Flat pad, mainly with iron plate stamping out, the shape is generally a flat washer, the middle of a hole, the formula is: a thousand pieces of weight m = 0.00785 × {3.1416 / 4 × gasket height × [outer diameter Square - the square of the bore diameter}The effect of flat pad editing
1, increase the contact area of the screw and the machine.
2, to eliminate the spring pad when the screws on the machine surface damage. Must be a spring pad with a flat pad, flat pad next to the machine surface, spring pad between the flat and nut.
Flat pad standards
National standards are different.
Specification
| (USS)Flat Washers | |||||||||
| Nominal | For | Clearance | Outside diameter, | Thickness,h | Mass | ||||
| size | thread | hole diameter,d1 | d2 | (7.85kg/dm2 lang=EN-US>) | |||||
| size | per | ||||||||
| 1000 units, | |||||||||
| M | Min.* | max | Max.* | min | nominal | max | min | In kg. | |
| nominal size | nominal size | size | |||||||
| 1/4 | 7.94 | 19.05 | 2.54 | 4.7 | |||||
| 5/16 | 9.53 | 22.23 | 3.07 | 7.64 | |||||
| 3/8 | 11.11 | 25.4 | 3.07 | 9.88 | |||||
| 7/16 | 12.7 | 31.75 | 3.91 | 20.42 | |||||
Packing & Delivery
Packing Details : Bags or box on pallets or according to customer's requirement.
Delivery Details : 7-15 days after order
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