F436 Flat Washers
US Standard ANSI/ASME
High Strength, Heavy Duty
F436, ANSI B18.22.1, SAE, USS
Size 1/2 up to 4 inch
Medium carbon steel can be hot dipper galvanizing
Zinc Galvanizing, Nickle, Chrome, Dacromet, Silver Coating
All standards and customized
M6 up to M30 in stock available
More washer catalogue please check transhow. Info
The F436 hardend flat washers are used under the head of a high strength bolt or similar external threaded fasteners. Its usually made of medium carbon steel through hardend or carburized to a higher strength mechanical properties. Its usually supplied with ASTM A325 high strength bolt and A563 heavy hex nut.
Transhow Fasteners, manufacturer and sell a wide variety of spring washers, flat washers, retaining rings, internal circlips and external circlips, snap rings, E Rings, Adjusting Rings and the related products.
Metric Standard DIN440 specifications as follows
|
Nominal Size |
For Thread Size M |
Innder Diameter |
Outer Diameter |
Thickness |
|
Min |
Max |
Max |
Min |
Min |
Max |
|
5.5 |
5 |
5.5 |
5.8 |
18.0 |
16.9 |
1.7 |
2.3 |
|
6.6 |
6 |
6.6 |
7.0 |
22.0 |
20.7 |
1.7 |
2.3 |
|
9.0 |
8 |
9.0 |
9.4 |
28.0 |
26.7 |
2.4 |
3.6 |
|
11.0 |
10 |
11.0 |
11.4 |
34.0 |
32.4 |
2.4 |
3.6 |
|
14.0 |
12 |
14.0 |
14.4 |
44.0 |
42.4 |
3.4 |
4.6 |
|
18.0 |
16 |
18.0 |
18.7 |
56.0 |
54.1 |
4.0 |
6.0 |
|
22.0 |
20 |
22.0 |
22.8 |
72.0 |
70.1 |
5.0 |
7.0 |
|
24.0 |
22 |
24.0 |
26.8 |
80.0 |
78.1 |
5.0 |
7.0 |