#8 NAS620 Flat Washer 300 Series Stainless Steel DFAR HTF188 8 heat treatment standards

8 heat treatment standards

5 x 30 DIN 965 Metric Phillips Flat Machine Screw is a full thread screw made of 18-8 stainless steel

These 6-20 x 1 1/2 Phillips flat self-tapping screws are Type B and fully threaded

The 3/4-inch diameter and 48-2 full thread length allow for a strong hold in materials

The screw has a drilled head for easy installation and a slotted drive for use with a screwdriver

#8 NAS620 Flat Washer 300 Series Stainless Steel DFAR HTF188 8 heat treatment standardsThe NAS620 Flat Washer is a 300 series stainless steel washer that meets the requirements of DFAR. It has a plain finish and is available in a variety of sizes. The NAS620 washer is used to distribute the load of a fastener and to prevent damage to the surface of the material being fastened. It is also used to isolate the fastener from the material being fastened, which can help to prevent galvanic corrosion.